Home / 902,171.02-1,244,689.48-514,708.10

Finding the Fourth Proportional to 902,171.02, 1,244,689.48 and 514,708.10

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Solution

The fourth proportional to 902,171.02, 1,244,689.48 and 514,708.10 is: 710,122.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,171.02 : 1,244,689.48 = 514,708.10 : x
  2. Step 2: Convert to fraction form
    902,171.02/1,244,689.48 = 514,708.10/x
  3. Step 3: Cross multiply
    902,171.02x = 1,244,689.48 × 514,708.10
  4. Step 4: Simplify right side
    902,171.02x = 640,651,757,340.79
  5. Step 5: Solve for x
    x = 640,651,757,340.79/902,171.02
  6. Step 6: Final answer
    x = 710,122.30

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Double scale
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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.