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Finding the Fourth Proportional to 922,596.88, 1,384,095.72 and 282,902.92

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Solution

The fourth proportional to 922,596.88, 1,384,095.72 and 282,902.92 is: 424,415.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,596.88 : 1,384,095.72 = 282,902.92 : x
  2. Step 2: Convert to fraction form
    922,596.88/1,384,095.72 = 282,902.92/x
  3. Step 3: Cross multiply
    922,596.88x = 1,384,095.72 × 282,902.92
  4. Step 4: Simplify right side
    922,596.88x = 391,564,720,747.50
  5. Step 5: Solve for x
    x = 391,564,720,747.50/922,596.88
  6. Step 6: Final answer
    x = 424,415.83

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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.