Home / 794,004.40-1,191,006.60-458,081.20

Finding the Fourth Proportional to 794,004.40, 1,191,006.60 and 458,081.20

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Solution

The fourth proportional to 794,004.40, 1,191,006.60 and 458,081.20 is: 687,121.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,004.40 : 1,191,006.60 = 458,081.20 : x
  2. Step 2: Convert to fraction form
    794,004.40/1,191,006.60 = 458,081.20/x
  3. Step 3: Cross multiply
    794,004.40x = 1,191,006.60 × 458,081.20
  4. Step 4: Simplify right side
    794,004.40x = 545,577,732,535.92
  5. Step 5: Solve for x
    x = 545,577,732,535.92/794,004.40
  6. Step 6: Final answer
    x = 687,121.80

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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.