Home / 1,004,230.84-1,385,800.52-545,335.59

Finding the Fourth Proportional to 1,004,230.84, 1,385,800.52 and 545,335.59

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Solution

The fourth proportional to 1,004,230.84, 1,385,800.52 and 545,335.59 is: 752,542.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,230.84 : 1,385,800.52 = 545,335.59 : x
  2. Step 2: Convert to fraction form
    1,004,230.84/1,385,800.52 = 545,335.59/x
  3. Step 3: Cross multiply
    1,004,230.84x = 1,385,800.52 × 545,335.59
  4. Step 4: Simplify right side
    1,004,230.84x = 755,726,343,472.72
  5. Step 5: Solve for x
    x = 755,726,343,472.72/1,004,230.84
  6. Step 6: Final answer
    x = 752,542.46

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Double scale
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1.5x scale

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.