Home / 452,513.16-679,055.85-252,964.53

Finding the Fourth Proportional to 452,513.16, 679,055.85 and 252,964.53

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Solution

The fourth proportional to 452,513.16, 679,055.85 and 252,964.53 is: 379,606.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,513.16 : 679,055.85 = 252,964.53 : x
  2. Step 2: Convert to fraction form
    452,513.16/679,055.85 = 252,964.53/x
  3. Step 3: Cross multiply
    452,513.16x = 679,055.85 × 252,964.53
  4. Step 4: Simplify right side
    452,513.16x = 171,777,043,939.00
  5. Step 5: Solve for x
    x = 171,777,043,939.00/452,513.16
  6. Step 6: Final answer
    x = 379,606.74

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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.