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Finding the Fourth Proportional to 602,554.42, 903,827.71 and 153,271.45

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Solution

The fourth proportional to 602,554.42, 903,827.71 and 153,271.45 is: 229,906.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,554.42 : 903,827.71 = 153,271.45 : x
  2. Step 2: Convert to fraction form
    602,554.42/903,827.71 = 153,271.45/x
  3. Step 3: Cross multiply
    602,554.42x = 903,827.71 × 153,271.45
  4. Step 4: Simplify right side
    602,554.42x = 138,530,981,593.90
  5. Step 5: Solve for x
    x = 138,530,981,593.90/602,554.42
  6. Step 6: Final answer
    x = 229,906.18

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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.