Home / 418,158.04-577,062.15-227,172.80

Finding the Fourth Proportional to 418,158.04, 577,062.15 and 227,172.80

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Solution

The fourth proportional to 418,158.04, 577,062.15 and 227,172.80 is: 313,500.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,158.04 : 577,062.15 = 227,172.80 : x
  2. Step 2: Convert to fraction form
    418,158.04/577,062.15 = 227,172.80/x
  3. Step 3: Cross multiply
    418,158.04x = 577,062.15 × 227,172.80
  4. Step 4: Simplify right side
    418,158.04x = 131,092,824,389.52
  5. Step 5: Solve for x
    x = 131,092,824,389.52/418,158.04
  6. Step 6: Final answer
    x = 313,500.67

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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.