Home / 1,004,228.13-1,385,829.23-545,338.29

Finding the Fourth Proportional to 1,004,228.13, 1,385,829.23 and 545,338.29

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Solution

The fourth proportional to 1,004,228.13, 1,385,829.23 and 545,338.29 is: 752,563.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,228.13 : 1,385,829.23 = 545,338.29 : x
  2. Step 2: Convert to fraction form
    1,004,228.13/1,385,829.23 = 545,338.29/x
  3. Step 3: Cross multiply
    1,004,228.13x = 1,385,829.23 × 545,338.29
  4. Step 4: Simplify right side
    1,004,228.13x = 755,745,739,793.53
  5. Step 5: Solve for x
    x = 755,745,739,793.53/1,004,228.13
  6. Step 6: Final answer
    x = 752,563.80

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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.