Home / 406,347.95-609,562.01-140,073.41

Finding the Fourth Proportional to 406,347.95, 609,562.01 and 140,073.41

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Solution

The fourth proportional to 406,347.95, 609,562.01 and 140,073.41 is: 210,123.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,347.95 : 609,562.01 = 140,073.41 : x
  2. Step 2: Convert to fraction form
    406,347.95/609,562.01 = 140,073.41/x
  3. Step 3: Cross multiply
    406,347.95x = 609,562.01 × 140,073.41
  4. Step 4: Simplify right side
    406,347.95x = 85,383,429,347.15
  5. Step 5: Solve for x
    x = 85,383,429,347.15/406,347.95
  6. Step 6: Final answer
    x = 210,123.93

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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.