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Finding the Fourth Proportional to 452,569.79, 624,476.94 and 261,546.32

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Solution

The fourth proportional to 452,569.79, 624,476.94 and 261,546.32 is: 360,893.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,569.79 : 624,476.94 = 261,546.32 : x
  2. Step 2: Convert to fraction form
    452,569.79/624,476.94 = 261,546.32/x
  3. Step 3: Cross multiply
    452,569.79x = 624,476.94 × 261,546.32
  4. Step 4: Simplify right side
    452,569.79x = 163,329,645,581.86
  5. Step 5: Solve for x
    x = 163,329,645,581.86/452,569.79
  6. Step 6: Final answer
    x = 360,893.83

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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.