Home / 731,248.30-1,009,376.40-502,562.62

Finding the Fourth Proportional to 731,248.30, 1,009,376.40 and 502,562.62

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Solution

The fourth proportional to 731,248.30, 1,009,376.40 and 502,562.62 is: 693,710.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,248.30 : 1,009,376.40 = 502,562.62 : x
  2. Step 2: Convert to fraction form
    731,248.30/1,009,376.40 = 502,562.62/x
  3. Step 3: Cross multiply
    731,248.30x = 1,009,376.40 × 502,562.62
  4. Step 4: Simplify right side
    731,248.30x = 507,274,848,150.17
  5. Step 5: Solve for x
    x = 507,274,848,150.17/731,248.30
  6. Step 6: Final answer
    x = 693,710.81

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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.