Home / 994,001.10-1,491,390.45-362,978.70

Finding the Fourth Proportional to 994,001.10, 1,491,390.45 and 362,978.70

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Solution

The fourth proportional to 994,001.10, 1,491,390.45 and 362,978.70 is: 544,610.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,001.10 : 1,491,390.45 = 362,978.70 : x
  2. Step 2: Convert to fraction form
    994,001.10/1,491,390.45 = 362,978.70/x
  3. Step 3: Cross multiply
    994,001.10x = 1,491,390.45 × 362,978.70
  4. Step 4: Simplify right side
    994,001.10x = 541,342,966,733.42
  5. Step 5: Solve for x
    x = 541,342,966,733.42/994,001.10
  6. Step 6: Final answer
    x = 544,610.03

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1.5x scale

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.