Home / 453,288.25-679,956.65-116,331.80

Finding the Fourth Proportional to 453,288.25, 679,956.65 and 116,331.80

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Solution

The fourth proportional to 453,288.25, 679,956.65 and 116,331.80 is: 174,503.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,288.25 : 679,956.65 = 116,331.80 : x
  2. Step 2: Convert to fraction form
    453,288.25/679,956.65 = 116,331.80/x
  3. Step 3: Cross multiply
    453,288.25x = 679,956.65 × 116,331.80
  4. Step 4: Simplify right side
    453,288.25x = 79,100,580,434.81
  5. Step 5: Solve for x
    x = 79,100,580,434.81/453,288.25
  6. Step 6: Final answer
    x = 174,503.93

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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.