Home / 875,026.31-1,207,537.13-472,618.31

Finding the Fourth Proportional to 875,026.31, 1,207,537.13 and 472,618.31

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Solution

The fourth proportional to 875,026.31, 1,207,537.13 and 472,618.31 is: 652,213.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,026.31 : 1,207,537.13 = 472,618.31 : x
  2. Step 2: Convert to fraction form
    875,026.31/1,207,537.13 = 472,618.31/x
  3. Step 3: Cross multiply
    875,026.31x = 1,207,537.13 × 472,618.31
  4. Step 4: Simplify right side
    875,026.31x = 570,704,158,298.60
  5. Step 5: Solve for x
    x = 570,704,158,298.60/875,026.31
  6. Step 6: Final answer
    x = 652,213.71

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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.