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Finding the Fourth Proportional to 704,774, 973,395.42 and 464,132.18

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Solution

The fourth proportional to 704,774, 973,395.42 and 464,132.18 is: 641,034.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,774 : 973,395.42 = 464,132.18 : x
  2. Step 2: Convert to fraction form
    704,774/973,395.42 = 464,132.18/x
  3. Step 3: Cross multiply
    704,774x = 973,395.42 × 464,132.18
  4. Step 4: Simplify right side
    704,774x = 451,784,138,286.62
  5. Step 5: Solve for x
    x = 451,784,138,286.62/704,774
  6. Step 6: Final answer
    x = 641,034.06

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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.