Home / 949,567.18-1,310,432.25-519,887.38

Finding the Fourth Proportional to 949,567.18, 1,310,432.25 and 519,887.38

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Solution

The fourth proportional to 949,567.18, 1,310,432.25 and 519,887.38 is: 717,460.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,567.18 : 1,310,432.25 = 519,887.38 : x
  2. Step 2: Convert to fraction form
    949,567.18/1,310,432.25 = 519,887.38/x
  3. Step 3: Cross multiply
    949,567.18x = 1,310,432.25 × 519,887.38
  4. Step 4: Simplify right side
    949,567.18x = 681,277,189,120.01
  5. Step 5: Solve for x
    x = 681,277,189,120.01/949,567.18
  6. Step 6: Final answer
    x = 717,460.76

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1.5x scale

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.