Home / 418,227.49-577,159.19-227,244.07

Finding the Fourth Proportional to 418,227.49, 577,159.19 and 227,244.07

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Solution

The fourth proportional to 418,227.49, 577,159.19 and 227,244.07 is: 313,599.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,227.49 : 577,159.19 = 227,244.07 : x
  2. Step 2: Convert to fraction form
    418,227.49/577,159.19 = 227,244.07/x
  3. Step 3: Cross multiply
    418,227.49x = 577,159.19 × 227,244.07
  4. Step 4: Simplify right side
    418,227.49x = 131,156,003,373.50
  5. Step 5: Solve for x
    x = 131,156,003,373.50/418,227.49
  6. Step 6: Final answer
    x = 313,599.67

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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.