Home / 798,780.27-1,102,456.34-472,079.33

Finding the Fourth Proportional to 798,780.27, 1,102,456.34 and 472,079.33

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Solution

The fourth proportional to 798,780.27, 1,102,456.34 and 472,079.33 is: 651,551.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,780.27 : 1,102,456.34 = 472,079.33 : x
  2. Step 2: Convert to fraction form
    798,780.27/1,102,456.34 = 472,079.33/x
  3. Step 3: Cross multiply
    798,780.27x = 1,102,456.34 × 472,079.33
  4. Step 4: Simplify right side
    798,780.27x = 520,446,850,341.45
  5. Step 5: Solve for x
    x = 520,446,850,341.45/798,780.27
  6. Step 6: Final answer
    x = 651,551.96

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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.