Home / 930,170.43-1,395,401.85-397,694.25

Finding the Fourth Proportional to 930,170.43, 1,395,401.85 and 397,694.25

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Solution

The fourth proportional to 930,170.43, 1,395,401.85 and 397,694.25 is: 596,603.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,170.43 : 1,395,401.85 = 397,694.25 : x
  2. Step 2: Convert to fraction form
    930,170.43/1,395,401.85 = 397,694.25/x
  3. Step 3: Cross multiply
    930,170.43x = 1,395,401.85 × 397,694.25
  4. Step 4: Simplify right side
    930,170.43x = 554,943,292,184.36
  5. Step 5: Solve for x
    x = 554,943,292,184.36/930,170.43
  6. Step 6: Final answer
    x = 596,603.88

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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.