Home / 855,040.20-1,282,560.30-224,017.80

Finding the Fourth Proportional to 855,040.20, 1,282,560.30 and 224,017.80

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Solution

The fourth proportional to 855,040.20, 1,282,560.30 and 224,017.80 is: 336,026.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,040.20 : 1,282,560.30 = 224,017.80 : x
  2. Step 2: Convert to fraction form
    855,040.20/1,282,560.30 = 224,017.80/x
  3. Step 3: Cross multiply
    855,040.20x = 1,282,560.30 × 224,017.80
  4. Step 4: Simplify right side
    855,040.20x = 287,316,336,773.34
  5. Step 5: Solve for x
    x = 287,316,336,773.34/855,040.20
  6. Step 6: Final answer
    x = 336,026.70

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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.