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Finding the Fourth Proportional to 601,965.60, 903,458.70 and 247,234.20

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Solution

The fourth proportional to 601,965.60, 903,458.70 and 247,234.20 is: 371,060.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,965.60 : 903,458.70 = 247,234.20 : x
  2. Step 2: Convert to fraction form
    601,965.60/903,458.70 = 247,234.20/x
  3. Step 3: Cross multiply
    601,965.60x = 903,458.70 × 247,234.20
  4. Step 4: Simplify right side
    601,965.60x = 223,365,888,927.54
  5. Step 5: Solve for x
    x = 223,365,888,927.54/601,965.60
  6. Step 6: Final answer
    x = 371,060.89

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1.5x scale

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.