Home / 961,378.32-1,441,289.84-587,274.96

Finding the Fourth Proportional to 961,378.32, 1,441,289.84 and 587,274.96

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Solution

The fourth proportional to 961,378.32, 1,441,289.84 and 587,274.96 is: 880,437.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,378.32 : 1,441,289.84 = 587,274.96 : x
  2. Step 2: Convert to fraction form
    961,378.32/1,441,289.84 = 587,274.96/x
  3. Step 3: Cross multiply
    961,378.32x = 1,441,289.84 × 587,274.96
  4. Step 4: Simplify right side
    961,378.32x = 846,433,433,134.41
  5. Step 5: Solve for x
    x = 846,433,433,134.41/961,378.32
  6. Step 6: Final answer
    x = 880,437.40

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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.