Home / 799,719.08-1,103,612.24-437,144.38

Finding the Fourth Proportional to 799,719.08, 1,103,612.24 and 437,144.38

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Solution

The fourth proportional to 799,719.08, 1,103,612.24 and 437,144.38 is: 603,259.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,719.08 : 1,103,612.24 = 437,144.38 : x
  2. Step 2: Convert to fraction form
    799,719.08/1,103,612.24 = 437,144.38/x
  3. Step 3: Cross multiply
    799,719.08x = 1,103,612.24 × 437,144.38
  4. Step 4: Simplify right side
    799,719.08x = 482,437,888,415.21
  5. Step 5: Solve for x
    x = 482,437,888,415.21/799,719.08
  6. Step 6: Final answer
    x = 603,259.19

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.