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Finding the Fourth Proportional to 582,712.92, 804,205.26 and 341,073.72

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Solution

The fourth proportional to 582,712.92, 804,205.26 and 341,073.72 is: 470,717.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,712.92 : 804,205.26 = 341,073.72 : x
  2. Step 2: Convert to fraction form
    582,712.92/804,205.26 = 341,073.72/x
  3. Step 3: Cross multiply
    582,712.92x = 804,205.26 × 341,073.72
  4. Step 4: Simplify right side
    582,712.92x = 274,293,279,671.77
  5. Step 5: Solve for x
    x = 274,293,279,671.77/582,712.92
  6. Step 6: Final answer
    x = 470,717.69

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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.