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Finding the Fourth Proportional to 471,230.10, 701,515.08 and 468,427.55

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Solution

The fourth proportional to 471,230.10, 701,515.08 and 468,427.55 is: 697,342.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,230.10 : 701,515.08 = 468,427.55 : x
  2. Step 2: Convert to fraction form
    471,230.10/701,515.08 = 468,427.55/x
  3. Step 3: Cross multiply
    471,230.10x = 701,515.08 × 468,427.55
  4. Step 4: Simplify right side
    471,230.10x = 328,608,986,704.88
  5. Step 5: Solve for x
    x = 328,608,986,704.88/471,230.10
  6. Step 6: Final answer
    x = 697,342.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.