Home / 317,400.30-476,100.45-238,085.10

Finding the Fourth Proportional to 317,400.30, 476,100.45 and 238,085.10

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Solution

The fourth proportional to 317,400.30, 476,100.45 and 238,085.10 is: 357,127.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,400.30 : 476,100.45 = 238,085.10 : x
  2. Step 2: Convert to fraction form
    317,400.30/476,100.45 = 238,085.10/x
  3. Step 3: Cross multiply
    317,400.30x = 476,100.45 × 238,085.10
  4. Step 4: Simplify right side
    317,400.30x = 113,352,423,248.30
  5. Step 5: Solve for x
    x = 113,352,423,248.30/317,400.30
  6. Step 6: Final answer
    x = 357,127.65

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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.