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Finding the Fourth Proportional to 471,549.54, 650,738.45 and 256,691.22

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Solution

The fourth proportional to 471,549.54, 650,738.45 and 256,691.22 is: 354,233.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,549.54 : 650,738.45 = 256,691.22 : x
  2. Step 2: Convert to fraction form
    471,549.54/650,738.45 = 256,691.22/x
  3. Step 3: Cross multiply
    471,549.54x = 650,738.45 × 256,691.22
  4. Step 4: Simplify right side
    471,549.54x = 167,038,845,347.95
  5. Step 5: Solve for x
    x = 167,038,845,347.95/471,549.54
  6. Step 6: Final answer
    x = 354,233.93

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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.