Home / 384,933.20-577,092.60-163,134.80

Finding the Fourth Proportional to 384,933.20, 577,092.60 and 163,134.80

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Solution

The fourth proportional to 384,933.20, 577,092.60 and 163,134.80 is: 244,572.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,933.20 : 577,092.60 = 163,134.80 : x
  2. Step 2: Convert to fraction form
    384,933.20/577,092.60 = 163,134.80/x
  3. Step 3: Cross multiply
    384,933.20x = 577,092.60 × 163,134.80
  4. Step 4: Simplify right side
    384,933.20x = 94,143,885,882.48
  5. Step 5: Solve for x
    x = 94,143,885,882.48/384,933.20
  6. Step 6: Final answer
    x = 244,572.01

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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.