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Finding the Fourth Proportional to 452,466, 624,458.16 and 261,480.96

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Solution

The fourth proportional to 452,466, 624,458.16 and 261,480.96 is: 360,875.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,466 : 624,458.16 = 261,480.96 : x
  2. Step 2: Convert to fraction form
    452,466/624,458.16 = 261,480.96/x
  3. Step 3: Cross multiply
    452,466x = 624,458.16 × 261,480.96
  4. Step 4: Simplify right side
    452,466x = 163,283,919,156.63
  5. Step 5: Solve for x
    x = 163,283,919,156.63/452,466
  6. Step 6: Final answer
    x = 360,875.56

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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.