Home / 851,269.67-1,174,760.15-469,310.12

Finding the Fourth Proportional to 851,269.67, 1,174,760.15 and 469,310.12

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Solution

The fourth proportional to 851,269.67, 1,174,760.15 and 469,310.12 is: 647,652.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,269.67 : 1,174,760.15 = 469,310.12 : x
  2. Step 2: Convert to fraction form
    851,269.67/1,174,760.15 = 469,310.12/x
  3. Step 3: Cross multiply
    851,269.67x = 1,174,760.15 × 469,310.12
  4. Step 4: Simplify right side
    851,269.67x = 551,326,821,093.92
  5. Step 5: Solve for x
    x = 551,326,821,093.92/851,269.67
  6. Step 6: Final answer
    x = 647,652.38

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Double scale
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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.