Home / 351,132.67-484,565.35-205,908.89

Finding the Fourth Proportional to 351,132.67, 484,565.35 and 205,908.89

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Solution

The fourth proportional to 351,132.67, 484,565.35 and 205,908.89 is: 284,155.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,132.67 : 484,565.35 = 205,908.89 : x
  2. Step 2: Convert to fraction form
    351,132.67/484,565.35 = 205,908.89/x
  3. Step 3: Cross multiply
    351,132.67x = 484,565.35 × 205,908.89
  4. Step 4: Simplify right side
    351,132.67x = 99,776,312,321.42
  5. Step 5: Solve for x
    x = 99,776,312,321.42/351,132.67
  6. Step 6: Final answer
    x = 284,155.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.