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Finding the Fourth Proportional to 535,599.15, 739,102.10 and 293,875.71

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Solution

The fourth proportional to 535,599.15, 739,102.10 and 293,875.71 is: 405,534.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,599.15 : 739,102.10 = 293,875.71 : x
  2. Step 2: Convert to fraction form
    535,599.15/739,102.10 = 293,875.71/x
  3. Step 3: Cross multiply
    535,599.15x = 739,102.10 × 293,875.71
  4. Step 4: Simplify right side
    535,599.15x = 217,204,152,930.61
  5. Step 5: Solve for x
    x = 217,204,152,930.61/535,599.15
  6. Step 6: Final answer
    x = 405,534.91

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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.