Home / 992,169.90-1,488,254.85-656,246.70

Finding the Fourth Proportional to 992,169.90, 1,488,254.85 and 656,246.70

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Solution

The fourth proportional to 992,169.90, 1,488,254.85 and 656,246.70 is: 984,370.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,169.90 : 1,488,254.85 = 656,246.70 : x
  2. Step 2: Convert to fraction form
    992,169.90/1,488,254.85 = 656,246.70/x
  3. Step 3: Cross multiply
    992,169.90x = 1,488,254.85 × 656,246.70
  4. Step 4: Simplify right side
    992,169.90x = 976,662,334,071.50
  5. Step 5: Solve for x
    x = 976,662,334,071.50/992,169.90
  6. Step 6: Final answer
    x = 984,370.05

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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.