Home / 741,014.23-1,022,586.28-418,717.39

Finding the Fourth Proportional to 741,014.23, 1,022,586.28 and 418,717.39

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Solution

The fourth proportional to 741,014.23, 1,022,586.28 and 418,717.39 is: 577,822.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,014.23 : 1,022,586.28 = 418,717.39 : x
  2. Step 2: Convert to fraction form
    741,014.23/1,022,586.28 = 418,717.39/x
  3. Step 3: Cross multiply
    741,014.23x = 1,022,586.28 × 418,717.39
  4. Step 4: Simplify right side
    741,014.23x = 428,174,658,211.41
  5. Step 5: Solve for x
    x = 428,174,658,211.41/741,014.23
  6. Step 6: Final answer
    x = 577,822.45

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Double scale
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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.