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Finding the Fourth Proportional to 561,868.56, 842,803.56 and 229,444.56

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Solution

The fourth proportional to 561,868.56, 842,803.56 and 229,444.56 is: 344,167.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,868.56 : 842,803.56 = 229,444.56 : x
  2. Step 2: Convert to fraction form
    561,868.56/842,803.56 = 229,444.56/x
  3. Step 3: Cross multiply
    561,868.56x = 842,803.56 × 229,444.56
  4. Step 4: Simplify right side
    561,868.56x = 193,376,691,990.63
  5. Step 5: Solve for x
    x = 193,376,691,990.63/561,868.56
  6. Step 6: Final answer
    x = 344,167.13

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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.