Home / 954,432.59-1,431,649.17-280,513.98

Finding the Fourth Proportional to 954,432.59, 1,431,649.17 and 280,513.98

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Solution

The fourth proportional to 954,432.59, 1,431,649.17 and 280,513.98 is: 420,771.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,432.59 : 1,431,649.17 = 280,513.98 : x
  2. Step 2: Convert to fraction form
    954,432.59/1,431,649.17 = 280,513.98/x
  3. Step 3: Cross multiply
    954,432.59x = 1,431,649.17 × 280,513.98
  4. Step 4: Simplify right side
    954,432.59x = 401,597,606,640.40
  5. Step 5: Solve for x
    x = 401,597,606,640.40/954,432.59
  6. Step 6: Final answer
    x = 420,771.06

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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.