Home / 880,527.52-1,215,162.82-493,346.28

Finding the Fourth Proportional to 880,527.52, 1,215,162.82 and 493,346.28

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Solution

The fourth proportional to 880,527.52, 1,215,162.82 and 493,346.28 is: 680,837.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,527.52 : 1,215,162.82 = 493,346.28 : x
  2. Step 2: Convert to fraction form
    880,527.52/1,215,162.82 = 493,346.28/x
  3. Step 3: Cross multiply
    880,527.52x = 1,215,162.82 × 493,346.28
  4. Step 4: Simplify right side
    880,527.52x = 599,496,056,841.31
  5. Step 5: Solve for x
    x = 599,496,056,841.31/880,527.52
  6. Step 6: Final answer
    x = 680,837.39

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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.