Home / 472,625.10-709,002.45-157,049.10

Finding the Fourth Proportional to 472,625.10, 709,002.45 and 157,049.10

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Solution

The fourth proportional to 472,625.10, 709,002.45 and 157,049.10 is: 235,595.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,625.10 : 709,002.45 = 157,049.10 : x
  2. Step 2: Convert to fraction form
    472,625.10/709,002.45 = 157,049.10/x
  3. Step 3: Cross multiply
    472,625.10x = 709,002.45 × 157,049.10
  4. Step 4: Simplify right side
    472,625.10x = 111,348,196,670.30
  5. Step 5: Solve for x
    x = 111,348,196,670.30/472,625.10
  6. Step 6: Final answer
    x = 235,595.18

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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.