Home / 872,565.28-1,308,848.30-273,573.13

Finding the Fourth Proportional to 872,565.28, 1,308,848.30 and 273,573.13

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Solution

The fourth proportional to 872,565.28, 1,308,848.30 and 273,573.13 is: 410,359.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,565.28 : 1,308,848.30 = 273,573.13 : x
  2. Step 2: Convert to fraction form
    872,565.28/1,308,848.30 = 273,573.13/x
  3. Step 3: Cross multiply
    872,565.28x = 1,308,848.30 × 273,573.13
  4. Step 4: Simplify right side
    872,565.28x = 358,065,726,126.18
  5. Step 5: Solve for x
    x = 358,065,726,126.18/872,565.28
  6. Step 6: Final answer
    x = 410,359.81

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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.