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Finding the Fourth Proportional to 602,182.88, 902,988.30 and 349,541.32

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Solution

The fourth proportional to 602,182.88, 902,988.30 and 349,541.32 is: 524,145.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,182.88 : 902,988.30 = 349,541.32 : x
  2. Step 2: Convert to fraction form
    602,182.88/902,988.30 = 349,541.32/x
  3. Step 3: Cross multiply
    602,182.88x = 902,988.30 × 349,541.32
  4. Step 4: Simplify right side
    602,182.88x = 315,631,722,326.56
  5. Step 5: Solve for x
    x = 315,631,722,326.56/602,182.88
  6. Step 6: Final answer
    x = 524,145.96

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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.