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Finding the Fourth Proportional to 577,298.53, 866,108.18 and 240,498.10

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Solution

The fourth proportional to 577,298.53, 866,108.18 and 240,498.10 is: 360,813.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,298.53 : 866,108.18 = 240,498.10 : x
  2. Step 2: Convert to fraction form
    577,298.53/866,108.18 = 240,498.10/x
  3. Step 3: Cross multiply
    577,298.53x = 866,108.18 × 240,498.10
  4. Step 4: Simplify right side
    577,298.53x = 208,297,371,684.46
  5. Step 5: Solve for x
    x = 208,297,371,684.46/577,298.53
  6. Step 6: Final answer
    x = 360,813.97

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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.