Home / 955,464.14-1,318,500.97-519,883.28

Finding the Fourth Proportional to 955,464.14, 1,318,500.97 and 519,883.28

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Solution

The fourth proportional to 955,464.14, 1,318,500.97 and 519,883.28 is: 717,417.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,464.14 : 1,318,500.97 = 519,883.28 : x
  2. Step 2: Convert to fraction form
    955,464.14/1,318,500.97 = 519,883.28/x
  3. Step 3: Cross multiply
    955,464.14x = 1,318,500.97 × 519,883.28
  4. Step 4: Simplify right side
    955,464.14x = 685,466,599,774.86
  5. Step 5: Solve for x
    x = 685,466,599,774.86/955,464.14
  6. Step 6: Final answer
    x = 717,417.40

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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.