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Finding the Fourth Proportional to 602,158.77, 903,239.72 and 203,079.87

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Solution

The fourth proportional to 602,158.77, 903,239.72 and 203,079.87 is: 304,620.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,158.77 : 903,239.72 = 203,079.87 : x
  2. Step 2: Convert to fraction form
    602,158.77/903,239.72 = 203,079.87/x
  3. Step 3: Cross multiply
    602,158.77x = 903,239.72 × 203,079.87
  4. Step 4: Simplify right side
    602,158.77x = 183,429,799,384.84
  5. Step 5: Solve for x
    x = 183,429,799,384.84/602,158.77
  6. Step 6: Final answer
    x = 304,620.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.