Home / 911,624.40-1,368,667.80-532,933.20

Finding the Fourth Proportional to 911,624.40, 1,368,667.80 and 532,933.20

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Solution

The fourth proportional to 911,624.40, 1,368,667.80 and 532,933.20 is: 800,119.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,624.40 : 1,368,667.80 = 532,933.20 : x
  2. Step 2: Convert to fraction form
    911,624.40/1,368,667.80 = 532,933.20/x
  3. Step 3: Cross multiply
    911,624.40x = 1,368,667.80 × 532,933.20
  4. Step 4: Simplify right side
    911,624.40x = 729,408,510,390.96
  5. Step 5: Solve for x
    x = 729,408,510,390.96/911,624.40
  6. Step 6: Final answer
    x = 800,119.56

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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.