Home / 406,348.02-609,562.10-140,073.48

Finding the Fourth Proportional to 406,348.02, 609,562.10 and 140,073.48

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Solution

The fourth proportional to 406,348.02, 609,562.10 and 140,073.48 is: 210,124.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,348.02 : 609,562.10 = 140,073.48 : x
  2. Step 2: Convert to fraction form
    406,348.02/609,562.10 = 140,073.48/x
  3. Step 3: Cross multiply
    406,348.02x = 609,562.10 × 140,073.48
  4. Step 4: Simplify right side
    406,348.02x = 85,383,484,623.11
  5. Step 5: Solve for x
    x = 85,383,484,623.11/406,348.02
  6. Step 6: Final answer
    x = 210,124.03

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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.