Home / 460,317.43-690,476.16-140,470.98

Finding the Fourth Proportional to 460,317.43, 690,476.16 and 140,470.98

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Solution

The fourth proportional to 460,317.43, 690,476.16 and 140,470.98 is: 210,706.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,317.43 : 690,476.16 = 140,470.98 : x
  2. Step 2: Convert to fraction form
    460,317.43/690,476.16 = 140,470.98/x
  3. Step 3: Cross multiply
    460,317.43x = 690,476.16 × 140,470.98
  4. Step 4: Simplify right side
    460,317.43x = 96,991,860,799.32
  5. Step 5: Solve for x
    x = 96,991,860,799.32/460,317.43
  6. Step 6: Final answer
    x = 210,706.47

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Similar ratio
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1.5x scale

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.