Home / 694,265.09-1,041,023.17-314,978.86

Finding the Fourth Proportional to 694,265.09, 1,041,023.17 and 314,978.86

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Solution

The fourth proportional to 694,265.09, 1,041,023.17 and 314,978.86 is: 472,298.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,265.09 : 1,041,023.17 = 314,978.86 : x
  2. Step 2: Convert to fraction form
    694,265.09/1,041,023.17 = 314,978.86/x
  3. Step 3: Cross multiply
    694,265.09x = 1,041,023.17 × 314,978.86
  4. Step 4: Simplify right side
    694,265.09x = 327,900,293,015.19
  5. Step 5: Solve for x
    x = 327,900,293,015.19/694,265.09
  6. Step 6: Final answer
    x = 472,298.40

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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.