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Finding the Fourth Proportional to 602,443.20, 903,548.16 and 203,041.92

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Solution

The fourth proportional to 602,443.20, 903,548.16 and 203,041.92 is: 304,523.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,443.20 : 903,548.16 = 203,041.92 : x
  2. Step 2: Convert to fraction form
    602,443.20/903,548.16 = 203,041.92/x
  3. Step 3: Cross multiply
    602,443.20x = 903,548.16 × 203,041.92
  4. Step 4: Simplify right side
    602,443.20x = 183,458,153,218.87
  5. Step 5: Solve for x
    x = 183,458,153,218.87/602,443.20
  6. Step 6: Final answer
    x = 304,523.57

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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.