Home / 400,723.04-601,305.92-223,330.02

Finding the Fourth Proportional to 400,723.04, 601,305.92 and 223,330.02

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Solution

The fourth proportional to 400,723.04, 601,305.92 and 223,330.02 is: 335,118.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,723.04 : 601,305.92 = 223,330.02 : x
  2. Step 2: Convert to fraction form
    400,723.04/601,305.92 = 223,330.02/x
  3. Step 3: Cross multiply
    400,723.04x = 601,305.92 × 223,330.02
  4. Step 4: Simplify right side
    400,723.04x = 134,289,663,139.72
  5. Step 5: Solve for x
    x = 134,289,663,139.72/400,723.04
  6. Step 6: Final answer
    x = 335,118.40

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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.