Home / 772,823.04-1,159,486.08-373,509.12

Finding the Fourth Proportional to 772,823.04, 1,159,486.08 and 373,509.12

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Solution

The fourth proportional to 772,823.04, 1,159,486.08 and 373,509.12 is: 560,385.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,823.04 : 1,159,486.08 = 373,509.12 : x
  2. Step 2: Convert to fraction form
    772,823.04/1,159,486.08 = 373,509.12/x
  3. Step 3: Cross multiply
    772,823.04x = 1,159,486.08 × 373,509.12
  4. Step 4: Simplify right side
    772,823.04x = 433,078,625,393.05
  5. Step 5: Solve for x
    x = 433,078,625,393.05/772,823.04
  6. Step 6: Final answer
    x = 560,385.24

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.