Home / 384,926.20-577,082.10-163,127.80

Finding the Fourth Proportional to 384,926.20, 577,082.10 and 163,127.80

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Solution

The fourth proportional to 384,926.20, 577,082.10 and 163,127.80 is: 244,561.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,926.20 : 577,082.10 = 163,127.80 : x
  2. Step 2: Convert to fraction form
    384,926.20/577,082.10 = 163,127.80/x
  3. Step 3: Cross multiply
    384,926.20x = 577,082.10 × 163,127.80
  4. Step 4: Simplify right side
    384,926.20x = 94,138,133,392.38
  5. Step 5: Solve for x
    x = 94,138,133,392.38/384,926.20
  6. Step 6: Final answer
    x = 244,561.51

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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.