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Finding the Fourth Proportional to 400,004.04, 600,301.34 and 189,642.76

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Solution

The fourth proportional to 400,004.04, 600,301.34 and 189,642.76 is: 284,604.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,004.04 : 600,301.34 = 189,642.76 : x
  2. Step 2: Convert to fraction form
    400,004.04/600,301.34 = 189,642.76/x
  3. Step 3: Cross multiply
    400,004.04x = 600,301.34 × 189,642.76
  4. Step 4: Simplify right side
    400,004.04x = 113,842,802,949.30
  5. Step 5: Solve for x
    x = 113,842,802,949.30/400,004.04
  6. Step 6: Final answer
    x = 284,604.13

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1.5x scale

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.