Home / 992,799.54-1,489,346.94-460,374.39

Finding the Fourth Proportional to 992,799.54, 1,489,346.94 and 460,374.39

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Solution

The fourth proportional to 992,799.54, 1,489,346.94 and 460,374.39 is: 690,630.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,799.54 : 1,489,346.94 = 460,374.39 : x
  2. Step 2: Convert to fraction form
    992,799.54/1,489,346.94 = 460,374.39/x
  3. Step 3: Cross multiply
    992,799.54x = 1,489,346.94 × 460,374.39
  4. Step 4: Simplify right side
    992,799.54x = 685,657,189,000.87
  5. Step 5: Solve for x
    x = 685,657,189,000.87/992,799.54
  6. Step 6: Final answer
    x = 690,630.04

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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.