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Finding the Fourth Proportional to 466,175.20, 699,435.60 and 448,895.20

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Solution

The fourth proportional to 466,175.20, 699,435.60 and 448,895.20 is: 673,509.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,175.20 : 699,435.60 = 448,895.20 : x
  2. Step 2: Convert to fraction form
    466,175.20/699,435.60 = 448,895.20/x
  3. Step 3: Cross multiply
    466,175.20x = 699,435.60 × 448,895.20
  4. Step 4: Simplify right side
    466,175.20x = 313,973,283,549.12
  5. Step 5: Solve for x
    x = 313,973,283,549.12/466,175.20
  6. Step 6: Final answer
    x = 673,509.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.