Home / 937,125.59-1,405,688.57-338,086.55

Finding the Fourth Proportional to 937,125.59, 1,405,688.57 and 338,086.55

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Solution

The fourth proportional to 937,125.59, 1,405,688.57 and 338,086.55 is: 507,129.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,125.59 : 1,405,688.57 = 338,086.55 : x
  2. Step 2: Convert to fraction form
    937,125.59/1,405,688.57 = 338,086.55/x
  3. Step 3: Cross multiply
    937,125.59x = 1,405,688.57 × 338,086.55
  4. Step 4: Simplify right side
    937,125.59x = 475,244,399,005.73
  5. Step 5: Solve for x
    x = 475,244,399,005.73/937,125.59
  6. Step 6: Final answer
    x = 507,129.89

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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.