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Finding the Fourth Proportional to 460,035.04, 690,046.80 and 160,515.04

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Solution

The fourth proportional to 460,035.04, 690,046.80 and 160,515.04 is: 240,770.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,035.04 : 690,046.80 = 160,515.04 : x
  2. Step 2: Convert to fraction form
    460,035.04/690,046.80 = 160,515.04/x
  3. Step 3: Cross multiply
    460,035.04x = 690,046.80 × 160,515.04
  4. Step 4: Simplify right side
    460,035.04x = 110,762,889,703.87
  5. Step 5: Solve for x
    x = 110,762,889,703.87/460,035.04
  6. Step 6: Final answer
    x = 240,770.55

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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.