Home / 851,251.24-1,174,734.66-469,291.72

Finding the Fourth Proportional to 851,251.24, 1,174,734.66 and 469,291.72

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Solution

The fourth proportional to 851,251.24, 1,174,734.66 and 469,291.72 is: 647,626.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,251.24 : 1,174,734.66 = 469,291.72 : x
  2. Step 2: Convert to fraction form
    851,251.24/1,174,734.66 = 469,291.72/x
  3. Step 3: Cross multiply
    851,251.24x = 1,174,734.66 × 469,291.72
  4. Step 4: Simplify right side
    851,251.24x = 551,293,249,135.02
  5. Step 5: Solve for x
    x = 551,293,249,135.02/851,251.24
  6. Step 6: Final answer
    x = 647,626.96

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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.