Home / 452,899.56-679,535.64-200,046.72

Finding the Fourth Proportional to 452,899.56, 679,535.64 and 200,046.72

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Solution

The fourth proportional to 452,899.56, 679,535.64 and 200,046.72 is: 300,152.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,899.56 : 679,535.64 = 200,046.72 : x
  2. Step 2: Convert to fraction form
    452,899.56/679,535.64 = 200,046.72/x
  3. Step 3: Cross multiply
    452,899.56x = 679,535.64 × 200,046.72
  4. Step 4: Simplify right side
    452,899.56x = 135,938,875,905.10
  5. Step 5: Solve for x
    x = 135,938,875,905.10/452,899.56
  6. Step 6: Final answer
    x = 300,152.37

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1.5x scale

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.