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Finding the Fourth Proportional to 690,393.33, 952,251.98 and 460,834.88

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Solution

The fourth proportional to 690,393.33, 952,251.98 and 460,834.88 is: 635,624.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,393.33 : 952,251.98 = 460,834.88 : x
  2. Step 2: Convert to fraction form
    690,393.33/952,251.98 = 460,834.88/x
  3. Step 3: Cross multiply
    690,393.33x = 952,251.98 × 460,834.88
  4. Step 4: Simplify right side
    690,393.33x = 438,830,919,867.63
  5. Step 5: Solve for x
    x = 438,830,919,867.63/690,393.33
  6. Step 6: Final answer
    x = 635,624.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.