Home / 937,221.30-1,293,371.55-507,501.46

Finding the Fourth Proportional to 937,221.30, 1,293,371.55 and 507,501.46

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Solution

The fourth proportional to 937,221.30, 1,293,371.55 and 507,501.46 is: 700,355.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,221.30 : 1,293,371.55 = 507,501.46 : x
  2. Step 2: Convert to fraction form
    937,221.30/1,293,371.55 = 507,501.46/x
  3. Step 3: Cross multiply
    937,221.30x = 1,293,371.55 × 507,501.46
  4. Step 4: Simplify right side
    937,221.30x = 656,387,949,947.46
  5. Step 5: Solve for x
    x = 656,387,949,947.46/937,221.30
  6. Step 6: Final answer
    x = 700,355.35

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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.