Home / 923,402.40-1,274,078.88-560,816.16

Finding the Fourth Proportional to 923,402.40, 1,274,078.88 and 560,816.16

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Solution

The fourth proportional to 923,402.40, 1,274,078.88 and 560,816.16 is: 773,794.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,402.40 : 1,274,078.88 = 560,816.16 : x
  2. Step 2: Convert to fraction form
    923,402.40/1,274,078.88 = 560,816.16/x
  3. Step 3: Cross multiply
    923,402.40x = 1,274,078.88 × 560,816.16
  4. Step 4: Simplify right side
    923,402.40x = 714,524,025,018.70
  5. Step 5: Solve for x
    x = 714,524,025,018.70/923,402.40
  6. Step 6: Final answer
    x = 773,794.85

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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.