Home / 1,259,263.95-1,888,338.65-360,500.91

Finding the Fourth Proportional to 1,259,263.95, 1,888,338.65 and 360,500.91

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Solution

The fourth proportional to 1,259,263.95, 1,888,338.65 and 360,500.91 is: 540,591.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,263.95 : 1,888,338.65 = 360,500.91 : x
  2. Step 2: Convert to fraction form
    1,259,263.95/1,888,338.65 = 360,500.91/x
  3. Step 3: Cross multiply
    1,259,263.95x = 1,888,338.65 × 360,500.91
  4. Step 4: Simplify right side
    1,259,263.95x = 680,747,799,910.67
  5. Step 5: Solve for x
    x = 680,747,799,910.67/1,259,263.95
  6. Step 6: Final answer
    x = 540,591.83

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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.