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Finding the Fourth Proportional to 503,672.36, 755,003.70 and 233,990.10

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Solution

The fourth proportional to 503,672.36, 755,003.70 and 233,990.10 is: 350,750.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,672.36 : 755,003.70 = 233,990.10 : x
  2. Step 2: Convert to fraction form
    503,672.36/755,003.70 = 233,990.10/x
  3. Step 3: Cross multiply
    503,672.36x = 755,003.70 × 233,990.10
  4. Step 4: Simplify right side
    503,672.36x = 176,663,391,263.37
  5. Step 5: Solve for x
    x = 176,663,391,263.37/503,672.36
  6. Step 6: Final answer
    x = 350,750.62

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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.