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Finding the Fourth Proportional to 471,371.68, 650,486.16 and 259,403.68

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Solution

The fourth proportional to 471,371.68, 650,486.16 and 259,403.68 is: 357,973.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,371.68 : 650,486.16 = 259,403.68 : x
  2. Step 2: Convert to fraction form
    471,371.68/650,486.16 = 259,403.68/x
  3. Step 3: Cross multiply
    471,371.68x = 650,486.16 × 259,403.68
  4. Step 4: Simplify right side
    471,371.68x = 168,738,503,693.07
  5. Step 5: Solve for x
    x = 168,738,503,693.07/471,371.68
  6. Step 6: Final answer
    x = 357,973.36

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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.