Home / 376,749.10-565,561.05-216,952.30

Finding the Fourth Proportional to 376,749.10, 565,561.05 and 216,952.30

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Solution

The fourth proportional to 376,749.10, 565,561.05 and 216,952.30 is: 325,680.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,749.10 : 565,561.05 = 216,952.30 : x
  2. Step 2: Convert to fraction form
    376,749.10/565,561.05 = 216,952.30/x
  3. Step 3: Cross multiply
    376,749.10x = 565,561.05 × 216,952.30
  4. Step 4: Simplify right side
    376,749.10x = 122,699,770,587.92
  5. Step 5: Solve for x
    x = 122,699,770,587.92/376,749.10
  6. Step 6: Final answer
    x = 325,680.33

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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.