Home / 373,845.36-516,581.11-266,228.56

Finding the Fourth Proportional to 373,845.36, 516,581.11 and 266,228.56

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Solution

The fourth proportional to 373,845.36, 516,581.11 and 266,228.56 is: 367,875.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,845.36 : 516,581.11 = 266,228.56 : x
  2. Step 2: Convert to fraction form
    373,845.36/516,581.11 = 266,228.56/x
  3. Step 3: Cross multiply
    373,845.36x = 516,581.11 × 266,228.56
  4. Step 4: Simplify right side
    373,845.36x = 137,528,645,038.50
  5. Step 5: Solve for x
    x = 137,528,645,038.50/373,845.36
  6. Step 6: Final answer
    x = 367,875.76

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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.