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Finding the Fourth Proportional to 573,172.93, 858,441.16 and 332,691.25

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Solution

The fourth proportional to 573,172.93, 858,441.16 and 332,691.25 is: 498,271.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,172.93 : 858,441.16 = 332,691.25 : x
  2. Step 2: Convert to fraction form
    573,172.93/858,441.16 = 332,691.25/x
  3. Step 3: Cross multiply
    573,172.93x = 858,441.16 × 332,691.25
  4. Step 4: Simplify right side
    573,172.93x = 285,595,863,386.88
  5. Step 5: Solve for x
    x = 285,595,863,386.88/573,172.93
  6. Step 6: Final answer
    x = 498,271.72

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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.