Home / 937,124.59-1,405,687.07-338,085.55

Finding the Fourth Proportional to 937,124.59, 1,405,687.07 and 338,085.55

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Solution

The fourth proportional to 937,124.59, 1,405,687.07 and 338,085.55 is: 507,128.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,124.59 : 1,405,687.07 = 338,085.55 : x
  2. Step 2: Convert to fraction form
    937,124.59/1,405,687.07 = 338,085.55/x
  3. Step 3: Cross multiply
    937,124.59x = 1,405,687.07 × 338,085.55
  4. Step 4: Simplify right side
    937,124.59x = 475,242,486,188.84
  5. Step 5: Solve for x
    x = 475,242,486,188.84/937,124.59
  6. Step 6: Final answer
    x = 507,128.39

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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.