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Finding the Fourth Proportional to 602,425.74, 903,595.89 and 282,647.82

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Solution

The fourth proportional to 602,425.74, 903,595.89 and 282,647.82 is: 423,951.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,425.74 : 903,595.89 = 282,647.82 : x
  2. Step 2: Convert to fraction form
    602,425.74/903,595.89 = 282,647.82/x
  3. Step 3: Cross multiply
    602,425.74x = 903,595.89 × 282,647.82
  4. Step 4: Simplify right side
    602,425.74x = 255,399,408,469.46
  5. Step 5: Solve for x
    x = 255,399,408,469.46/602,425.74
  6. Step 6: Final answer
    x = 423,951.69

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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.