Home / 552,583.08-762,521.04-310,817.52

Finding the Fourth Proportional to 552,583.08, 762,521.04 and 310,817.52

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Solution

The fourth proportional to 552,583.08, 762,521.04 and 310,817.52 is: 428,903.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,583.08 : 762,521.04 = 310,817.52 : x
  2. Step 2: Convert to fraction form
    552,583.08/762,521.04 = 310,817.52/x
  3. Step 3: Cross multiply
    552,583.08x = 762,521.04 × 310,817.52
  4. Step 4: Simplify right side
    552,583.08x = 237,004,898,600.62
  5. Step 5: Solve for x
    x = 237,004,898,600.62/552,583.08
  6. Step 6: Final answer
    x = 428,903.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.