Home / 1,004,228.88-1,385,830.26-545,339.04

Finding the Fourth Proportional to 1,004,228.88, 1,385,830.26 and 545,339.04

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Solution

The fourth proportional to 1,004,228.88, 1,385,830.26 and 545,339.04 is: 752,564.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,228.88 : 1,385,830.26 = 545,339.04 : x
  2. Step 2: Convert to fraction form
    1,004,228.88/1,385,830.26 = 545,339.04/x
  3. Step 3: Cross multiply
    1,004,228.88x = 1,385,830.26 × 545,339.04
  4. Step 4: Simplify right side
    1,004,228.88x = 755,747,343,591.35
  5. Step 5: Solve for x
    x = 755,747,343,591.35/1,004,228.88
  6. Step 6: Final answer
    x = 752,564.84

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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.