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Finding the Fourth Proportional to 367,903.28, 507,711.02 and 224,643.44

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Solution

The fourth proportional to 367,903.28, 507,711.02 and 224,643.44 is: 310,010.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,903.28 : 507,711.02 = 224,643.44 : x
  2. Step 2: Convert to fraction form
    367,903.28/507,711.02 = 224,643.44/x
  3. Step 3: Cross multiply
    367,903.28x = 507,711.02 × 224,643.44
  4. Step 4: Simplify right side
    367,903.28x = 114,053,950,058.71
  5. Step 5: Solve for x
    x = 114,053,950,058.71/367,903.28
  6. Step 6: Final answer
    x = 310,010.69

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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.