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Finding the Fourth Proportional to 608,285.42, 912,558.54 and 181,854.62

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Solution

The fourth proportional to 608,285.42, 912,558.54 and 181,854.62 is: 272,820.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,285.42 : 912,558.54 = 181,854.62 : x
  2. Step 2: Convert to fraction form
    608,285.42/912,558.54 = 181,854.62/x
  3. Step 3: Cross multiply
    608,285.42x = 912,558.54 × 181,854.62
  4. Step 4: Simplify right side
    608,285.42x = 165,952,986,519.46
  5. Step 5: Solve for x
    x = 165,952,986,519.46/608,285.42
  6. Step 6: Final answer
    x = 272,820.92

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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.