Home / 1,127,544.28-1,691,565.18-328,888.32

Finding the Fourth Proportional to 1,127,544.28, 1,691,565.18 and 328,888.32

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Solution

The fourth proportional to 1,127,544.28, 1,691,565.18 and 328,888.32 is: 493,405.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,544.28 : 1,691,565.18 = 328,888.32 : x
  2. Step 2: Convert to fraction form
    1,127,544.28/1,691,565.18 = 328,888.32/x
  3. Step 3: Cross multiply
    1,127,544.28x = 1,691,565.18 × 328,888.32
  4. Step 4: Simplify right side
    1,127,544.28x = 556,336,030,220.70
  5. Step 5: Solve for x
    x = 556,336,030,220.70/1,127,544.28
  6. Step 6: Final answer
    x = 493,405.04

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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.