Home / 988,765.92-1,364,566.88-559,050.24

Finding the Fourth Proportional to 988,765.92, 1,364,566.88 and 559,050.24

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Solution

The fourth proportional to 988,765.92, 1,364,566.88 and 559,050.24 is: 771,528.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,765.92 : 1,364,566.88 = 559,050.24 : x
  2. Step 2: Convert to fraction form
    988,765.92/1,364,566.88 = 559,050.24/x
  3. Step 3: Cross multiply
    988,765.92x = 1,364,566.88 × 559,050.24
  4. Step 4: Simplify right side
    988,765.92x = 762,861,441,760.05
  5. Step 5: Solve for x
    x = 762,861,441,760.05/988,765.92
  6. Step 6: Final answer
    x = 771,528.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.