Home / 832,832.80-1,249,062.08-383,121.76

Finding the Fourth Proportional to 832,832.80, 1,249,062.08 and 383,121.76

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Solution

The fourth proportional to 832,832.80, 1,249,062.08 and 383,121.76 is: 574,596.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,832.80 : 1,249,062.08 = 383,121.76 : x
  2. Step 2: Convert to fraction form
    832,832.80/1,249,062.08 = 383,121.76/x
  3. Step 3: Cross multiply
    832,832.80x = 1,249,062.08 × 383,121.76
  4. Step 4: Simplify right side
    832,832.80x = 478,542,862,438.86
  5. Step 5: Solve for x
    x = 478,542,862,438.86/832,832.80
  6. Step 6: Final answer
    x = 574,596.56

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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.