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Finding the Fourth Proportional to 602,310.23, 903,548.72 and 203,065.18

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Solution

The fourth proportional to 602,310.23, 903,548.72 and 203,065.18 is: 304,625.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,310.23 : 903,548.72 = 203,065.18 : x
  2. Step 2: Convert to fraction form
    602,310.23/903,548.72 = 203,065.18/x
  3. Step 3: Cross multiply
    602,310.23x = 903,548.72 × 203,065.18
  4. Step 4: Simplify right side
    602,310.23x = 183,479,281,714.36
  5. Step 5: Solve for x
    x = 183,479,281,714.36/602,310.23
  6. Step 6: Final answer
    x = 304,625.88

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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.