Home / 574,870.12-862,265.07-214,972.54

Finding the Fourth Proportional to 574,870.12, 862,265.07 and 214,972.54

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Solution

The fourth proportional to 574,870.12, 862,265.07 and 214,972.54 is: 322,443.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,870.12 : 862,265.07 = 214,972.54 : x
  2. Step 2: Convert to fraction form
    574,870.12/862,265.07 = 214,972.54/x
  3. Step 3: Cross multiply
    574,870.12x = 862,265.07 × 214,972.54
  4. Step 4: Simplify right side
    574,870.12x = 185,363,312,251.18
  5. Step 5: Solve for x
    x = 185,363,312,251.18/574,870.12
  6. Step 6: Final answer
    x = 322,443.81

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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.