Home / 453,313.04-679,735.44-133,423.25

Finding the Fourth Proportional to 453,313.04, 679,735.44 and 133,423.25

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Solution

The fourth proportional to 453,313.04, 679,735.44 and 133,423.25 is: 200,065.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,313.04 : 679,735.44 = 133,423.25 : x
  2. Step 2: Convert to fraction form
    453,313.04/679,735.44 = 133,423.25/x
  3. Step 3: Cross multiply
    453,313.04x = 679,735.44 × 133,423.25
  4. Step 4: Simplify right side
    453,313.04x = 90,692,508,146.30
  5. Step 5: Solve for x
    x = 90,692,508,146.30/453,313.04
  6. Step 6: Final answer
    x = 200,065.96

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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.