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Finding the Fourth Proportional to 560,732.44, 840,775.48 and 383,454.24

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Solution

The fourth proportional to 560,732.44, 840,775.48 and 383,454.24 is: 574,960.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,732.44 : 840,775.48 = 383,454.24 : x
  2. Step 2: Convert to fraction form
    560,732.44/840,775.48 = 383,454.24/x
  3. Step 3: Cross multiply
    560,732.44x = 840,775.48 × 383,454.24
  4. Step 4: Simplify right side
    560,732.44x = 322,398,922,694.04
  5. Step 5: Solve for x
    x = 322,398,922,694.04/560,732.44
  6. Step 6: Final answer
    x = 574,960.35

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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.