Home / 400,727.54-601,312.66-223,334.52

Finding the Fourth Proportional to 400,727.54, 601,312.66 and 223,334.52

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Solution

The fourth proportional to 400,727.54, 601,312.66 and 223,334.52 is: 335,125.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,727.54 : 601,312.66 = 223,334.52 : x
  2. Step 2: Convert to fraction form
    400,727.54/601,312.66 = 223,334.52/x
  3. Step 3: Cross multiply
    400,727.54x = 601,312.66 × 223,334.52
  4. Step 4: Simplify right side
    400,727.54x = 134,293,874,291.02
  5. Step 5: Solve for x
    x = 134,293,874,291.02/400,727.54
  6. Step 6: Final answer
    x = 335,125.14

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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.