Home / 1,474,139.70-2,211,209.55-476,867.70

Finding the Fourth Proportional to 1,474,139.70, 2,211,209.55 and 476,867.70

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Solution

The fourth proportional to 1,474,139.70, 2,211,209.55 and 476,867.70 is: 715,301.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,139.70 : 2,211,209.55 = 476,867.70 : x
  2. Step 2: Convert to fraction form
    1,474,139.70/2,211,209.55 = 476,867.70/x
  3. Step 3: Cross multiply
    1,474,139.70x = 2,211,209.55 × 476,867.70
  4. Step 4: Simplify right side
    1,474,139.70x = 1,054,454,412,326.53
  5. Step 5: Solve for x
    x = 1,054,454,412,326.53/1,474,139.70
  6. Step 6: Final answer
    x = 715,301.55

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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.