Home / 741,401.36-1,023,134.33-401,869.61

Finding the Fourth Proportional to 741,401.36, 1,023,134.33 and 401,869.61

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Solution

The fourth proportional to 741,401.36, 1,023,134.33 and 401,869.61 is: 554,580.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,401.36 : 1,023,134.33 = 401,869.61 : x
  2. Step 2: Convert to fraction form
    741,401.36/1,023,134.33 = 401,869.61/x
  3. Step 3: Cross multiply
    741,401.36x = 1,023,134.33 × 401,869.61
  4. Step 4: Simplify right side
    741,401.36x = 411,166,592,165.36
  5. Step 5: Solve for x
    x = 411,166,592,165.36/741,401.36
  6. Step 6: Final answer
    x = 554,580.30

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1.5x scale

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.