Home / 554,078.20-829,043.70-367,454.20

Finding the Fourth Proportional to 554,078.20, 829,043.70 and 367,454.20

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Solution

The fourth proportional to 554,078.20, 829,043.70 and 367,454.20 is: 549,806.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,078.20 : 829,043.70 = 367,454.20 : x
  2. Step 2: Convert to fraction form
    554,078.20/829,043.70 = 367,454.20/x
  3. Step 3: Cross multiply
    554,078.20x = 829,043.70 × 367,454.20
  4. Step 4: Simplify right side
    554,078.20x = 304,635,589,548.54
  5. Step 5: Solve for x
    x = 304,635,589,548.54/554,078.20
  6. Step 6: Final answer
    x = 549,806.13

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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.