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Finding the Fourth Proportional to 547,812.32, 755,546 and 332,948.32

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Solution

The fourth proportional to 547,812.32, 755,546 and 332,948.32 is: 459,204.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,812.32 : 755,546 = 332,948.32 : x
  2. Step 2: Convert to fraction form
    547,812.32/755,546 = 332,948.32/x
  3. Step 3: Cross multiply
    547,812.32x = 755,546 × 332,948.32
  4. Step 4: Simplify right side
    547,812.32x = 251,557,771,382.72
  5. Step 5: Solve for x
    x = 251,557,771,382.72/547,812.32
  6. Step 6: Final answer
    x = 459,204.30

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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.