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Finding the Fourth Proportional to 598,827.82, 826,384.70 and 326,901.70

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Solution

The fourth proportional to 598,827.82, 826,384.70 and 326,901.70 is: 451,125.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,827.82 : 826,384.70 = 326,901.70 : x
  2. Step 2: Convert to fraction form
    598,827.82/826,384.70 = 326,901.70/x
  3. Step 3: Cross multiply
    598,827.82x = 826,384.70 × 326,901.70
  4. Step 4: Simplify right side
    598,827.82x = 270,146,563,283.99
  5. Step 5: Solve for x
    x = 270,146,563,283.99/598,827.82
  6. Step 6: Final answer
    x = 451,125.61

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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.