Home / 453,715.27-679,824.03-263,642.08

Finding the Fourth Proportional to 453,715.27, 679,824.03 and 263,642.08

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Solution

The fourth proportional to 453,715.27, 679,824.03 and 263,642.08 is: 395,027.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,715.27 : 679,824.03 = 263,642.08 : x
  2. Step 2: Convert to fraction form
    453,715.27/679,824.03 = 263,642.08/x
  3. Step 3: Cross multiply
    453,715.27x = 679,824.03 × 263,642.08
  4. Step 4: Simplify right side
    453,715.27x = 179,230,221,303.18
  5. Step 5: Solve for x
    x = 179,230,221,303.18/453,715.27
  6. Step 6: Final answer
    x = 395,027.97

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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.