Home / 1,059,535.74-1,590,302.46-386,267.78

Finding the Fourth Proportional to 1,059,535.74, 1,590,302.46 and 386,267.78

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Solution

The fourth proportional to 1,059,535.74, 1,590,302.46 and 386,267.78 is: 579,765.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,535.74 : 1,590,302.46 = 386,267.78 : x
  2. Step 2: Convert to fraction form
    1,059,535.74/1,590,302.46 = 386,267.78/x
  3. Step 3: Cross multiply
    1,059,535.74x = 1,590,302.46 × 386,267.78
  4. Step 4: Simplify right side
    1,059,535.74x = 614,282,600,752.74
  5. Step 5: Solve for x
    x = 614,282,600,752.74/1,059,535.74
  6. Step 6: Final answer
    x = 579,765.81

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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.