Home / 846,696.32-1,269,860.16-425,525.12

Finding the Fourth Proportional to 846,696.32, 1,269,860.16 and 425,525.12

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Solution

The fourth proportional to 846,696.32, 1,269,860.16 and 425,525.12 is: 638,195.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,696.32 : 1,269,860.16 = 425,525.12 : x
  2. Step 2: Convert to fraction form
    846,696.32/1,269,860.16 = 425,525.12/x
  3. Step 3: Cross multiply
    846,696.32x = 1,269,860.16 × 425,525.12
  4. Step 4: Simplify right side
    846,696.32x = 540,357,396,967.22
  5. Step 5: Solve for x
    x = 540,357,396,967.22/846,696.32
  6. Step 6: Final answer
    x = 638,195.05

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Double scale
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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.