Home / 418,225.14-577,159.29-227,250.90

Finding the Fourth Proportional to 418,225.14, 577,159.29 and 227,250.90

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Solution

The fourth proportional to 418,225.14, 577,159.29 and 227,250.90 is: 313,610.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,225.14 : 577,159.29 = 227,250.90 : x
  2. Step 2: Convert to fraction form
    418,225.14/577,159.29 = 227,250.90/x
  3. Step 3: Cross multiply
    418,225.14x = 577,159.29 × 227,250.90
  4. Step 4: Simplify right side
    418,225.14x = 131,159,968,095.86
  5. Step 5: Solve for x
    x = 131,159,968,095.86/418,225.14
  6. Step 6: Final answer
    x = 313,610.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.