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Finding the Fourth Proportional to 560,565.90, 840,441.50 and 223,505.46

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Solution

The fourth proportional to 560,565.90, 840,441.50 and 223,505.46 is: 335,095.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,565.90 : 840,441.50 = 223,505.46 : x
  2. Step 2: Convert to fraction form
    560,565.90/840,441.50 = 223,505.46/x
  3. Step 3: Cross multiply
    560,565.90x = 840,441.50 × 223,505.46
  4. Step 4: Simplify right side
    560,565.90x = 187,843,264,060.59
  5. Step 5: Solve for x
    x = 187,843,264,060.59/560,565.90
  6. Step 6: Final answer
    x = 335,095.77

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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.