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Finding the Fourth Proportional to 442,425.86, 610,548.30 and 241,221.86

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Solution

The fourth proportional to 442,425.86, 610,548.30 and 241,221.86 is: 332,886.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,425.86 : 610,548.30 = 241,221.86 : x
  2. Step 2: Convert to fraction form
    442,425.86/610,548.30 = 241,221.86/x
  3. Step 3: Cross multiply
    442,425.86x = 610,548.30 × 241,221.86
  4. Step 4: Simplify right side
    442,425.86x = 147,277,596,545.84
  5. Step 5: Solve for x
    x = 147,277,596,545.84/442,425.86
  6. Step 6: Final answer
    x = 332,886.50

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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.