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Finding the Fourth Proportional to 602,555.16, 903,828.60 and 153,271.92

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Solution

The fourth proportional to 602,555.16, 903,828.60 and 153,271.92 is: 229,906.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,555.16 : 903,828.60 = 153,271.92 : x
  2. Step 2: Convert to fraction form
    602,555.16/903,828.60 = 153,271.92/x
  3. Step 3: Cross multiply
    602,555.16x = 903,828.60 × 153,271.92
  4. Step 4: Simplify right side
    602,555.16x = 138,531,544,872.91
  5. Step 5: Solve for x
    x = 138,531,544,872.91/602,555.16
  6. Step 6: Final answer
    x = 229,906.83

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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.