Home / 949,566.18-1,310,430.87-519,886.38

Finding the Fourth Proportional to 949,566.18, 1,310,430.87 and 519,886.38

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Solution

The fourth proportional to 949,566.18, 1,310,430.87 and 519,886.38 is: 717,459.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,566.18 : 1,310,430.87 = 519,886.38 : x
  2. Step 2: Convert to fraction form
    949,566.18/1,310,430.87 = 519,886.38/x
  3. Step 3: Cross multiply
    949,566.18x = 1,310,430.87 × 519,886.38
  4. Step 4: Simplify right side
    949,566.18x = 681,275,161,244.55
  5. Step 5: Solve for x
    x = 681,275,161,244.55/949,566.18
  6. Step 6: Final answer
    x = 717,459.38

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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.