Home / 710,807.40-1,068,543.90-501,892.20

Finding the Fourth Proportional to 710,807.40, 1,068,543.90 and 501,892.20

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Solution

The fourth proportional to 710,807.40, 1,068,543.90 and 501,892.20 is: 754,485.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,807.40 : 1,068,543.90 = 501,892.20 : x
  2. Step 2: Convert to fraction form
    710,807.40/1,068,543.90 = 501,892.20/x
  3. Step 3: Cross multiply
    710,807.40x = 1,068,543.90 × 501,892.20
  4. Step 4: Simplify right side
    710,807.40x = 536,293,848,767.58
  5. Step 5: Solve for x
    x = 536,293,848,767.58/710,807.40
  6. Step 6: Final answer
    x = 754,485.46

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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.