Home / 384,934.40-577,500.11-160,220.15

Finding the Fourth Proportional to 384,934.40, 577,500.11 and 160,220.15

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Solution

The fourth proportional to 384,934.40, 577,500.11 and 160,220.15 is: 240,371.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,934.40 : 577,500.11 = 160,220.15 : x
  2. Step 2: Convert to fraction form
    384,934.40/577,500.11 = 160,220.15/x
  3. Step 3: Cross multiply
    384,934.40x = 577,500.11 × 160,220.15
  4. Step 4: Simplify right side
    384,934.40x = 92,527,153,448.12
  5. Step 5: Solve for x
    x = 92,527,153,448.12/384,934.40
  6. Step 6: Final answer
    x = 240,371.23

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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.