Home / 537,926.78-807,026.26-386,298.02

Finding the Fourth Proportional to 537,926.78, 807,026.26 and 386,298.02

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Solution

The fourth proportional to 537,926.78, 807,026.26 and 386,298.02 is: 579,544.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,926.78 : 807,026.26 = 386,298.02 : x
  2. Step 2: Convert to fraction form
    537,926.78/807,026.26 = 386,298.02/x
  3. Step 3: Cross multiply
    537,926.78x = 807,026.26 × 386,298.02
  4. Step 4: Simplify right side
    537,926.78x = 311,752,646,326.01
  5. Step 5: Solve for x
    x = 311,752,646,326.01/537,926.78
  6. Step 6: Final answer
    x = 579,544.76

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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.