Home / 653,733.47-980,038.51-227,213.87

Finding the Fourth Proportional to 653,733.47, 980,038.51 and 227,213.87

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Solution

The fourth proportional to 653,733.47, 980,038.51 and 227,213.87 is: 340,625.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,733.47 : 980,038.51 = 227,213.87 : x
  2. Step 2: Convert to fraction form
    653,733.47/980,038.51 = 227,213.87/x
  3. Step 3: Cross multiply
    653,733.47x = 980,038.51 × 227,213.87
  4. Step 4: Simplify right side
    653,733.47x = 222,678,337,137.91
  5. Step 5: Solve for x
    x = 222,678,337,137.91/653,733.47
  6. Step 6: Final answer
    x = 340,625.57

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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.