Home / 356,621.98-534,408.02-156,759.34

Finding the Fourth Proportional to 356,621.98, 534,408.02 and 156,759.34

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Solution

The fourth proportional to 356,621.98, 534,408.02 and 156,759.34 is: 234,908.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,621.98 : 534,408.02 = 156,759.34 : x
  2. Step 2: Convert to fraction form
    356,621.98/534,408.02 = 156,759.34/x
  3. Step 3: Cross multiply
    356,621.98x = 534,408.02 × 156,759.34
  4. Step 4: Simplify right side
    356,621.98x = 83,773,448,505.91
  5. Step 5: Solve for x
    x = 83,773,448,505.91/356,621.98
  6. Step 6: Final answer
    x = 234,908.26

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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.