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Finding the Fourth Proportional to 471,756.45, 651,017.42 and 267,805.59

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Solution

The fourth proportional to 471,756.45, 651,017.42 and 267,805.59 is: 369,568.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,756.45 : 651,017.42 = 267,805.59 : x
  2. Step 2: Convert to fraction form
    471,756.45/651,017.42 = 267,805.59/x
  3. Step 3: Cross multiply
    471,756.45x = 651,017.42 × 267,805.59
  4. Step 4: Simplify right side
    471,756.45x = 174,346,101,966.32
  5. Step 5: Solve for x
    x = 174,346,101,966.32/471,756.45
  6. Step 6: Final answer
    x = 369,568.03

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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.