Home / 797,619.28-1,196,660.56-257,864.02

Finding the Fourth Proportional to 797,619.28, 1,196,660.56 and 257,864.02

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Solution

The fourth proportional to 797,619.28, 1,196,660.56 and 257,864.02 is: 386,870.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,619.28 : 1,196,660.56 = 257,864.02 : x
  2. Step 2: Convert to fraction form
    797,619.28/1,196,660.56 = 257,864.02/x
  3. Step 3: Cross multiply
    797,619.28x = 1,196,660.56 × 257,864.02
  4. Step 4: Simplify right side
    797,619.28x = 308,575,702,577.05
  5. Step 5: Solve for x
    x = 308,575,702,577.05/797,619.28
  6. Step 6: Final answer
    x = 386,870.92

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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.