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Finding the Fourth Proportional to 298,625.52, 412,088.94 and 162,658.83

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Solution

The fourth proportional to 298,625.52, 412,088.94 and 162,658.83 is: 224,461.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,625.52 : 412,088.94 = 162,658.83 : x
  2. Step 2: Convert to fraction form
    298,625.52/412,088.94 = 162,658.83/x
  3. Step 3: Cross multiply
    298,625.52x = 412,088.94 × 162,658.83
  4. Step 4: Simplify right side
    298,625.52x = 67,029,904,836.34
  5. Step 5: Solve for x
    x = 67,029,904,836.34/298,625.52
  6. Step 6: Final answer
    x = 224,461.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.