Home / 879,265.20-1,318,897.80-574,834.80

Finding the Fourth Proportional to 879,265.20, 1,318,897.80 and 574,834.80

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Solution

The fourth proportional to 879,265.20, 1,318,897.80 and 574,834.80 is: 862,252.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,265.20 : 1,318,897.80 = 574,834.80 : x
  2. Step 2: Convert to fraction form
    879,265.20/1,318,897.80 = 574,834.80/x
  3. Step 3: Cross multiply
    879,265.20x = 1,318,897.80 × 574,834.80
  4. Step 4: Simplify right side
    879,265.20x = 758,148,353,083.44
  5. Step 5: Solve for x
    x = 758,148,353,083.44/879,265.20
  6. Step 6: Final answer
    x = 862,252.20

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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.