Home / 880,529.52-1,215,165.57-493,348.29

Finding the Fourth Proportional to 880,529.52, 1,215,165.57 and 493,348.29

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Solution

The fourth proportional to 880,529.52, 1,215,165.57 and 493,348.29 is: 680,840.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,529.52 : 1,215,165.57 = 493,348.29 : x
  2. Step 2: Convert to fraction form
    880,529.52/1,215,165.57 = 493,348.29/x
  3. Step 3: Cross multiply
    880,529.52x = 1,215,165.57 × 493,348.29
  4. Step 4: Simplify right side
    880,529.52x = 599,499,856,026.38
  5. Step 5: Solve for x
    x = 599,499,856,026.38/880,529.52
  6. Step 6: Final answer
    x = 680,840.16

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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.