Home / 994,291.20-1,491,631.20-395,150.40

Finding the Fourth Proportional to 994,291.20, 1,491,631.20 and 395,150.40

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Solution

The fourth proportional to 994,291.20, 1,491,631.20 and 395,150.40 is: 592,802.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,291.20 : 1,491,631.20 = 395,150.40 : x
  2. Step 2: Convert to fraction form
    994,291.20/1,491,631.20 = 395,150.40/x
  3. Step 3: Cross multiply
    994,291.20x = 1,491,631.20 × 395,150.40
  4. Step 4: Simplify right side
    994,291.20x = 589,418,665,332.48
  5. Step 5: Solve for x
    x = 589,418,665,332.48/994,291.20
  6. Step 6: Final answer
    x = 592,802.86

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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.