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Finding the Fourth Proportional to 371,522.53, 512,858.03 and 250,827.30

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Solution

The fourth proportional to 371,522.53, 512,858.03 and 250,827.30 is: 346,247.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,522.53 : 512,858.03 = 250,827.30 : x
  2. Step 2: Convert to fraction form
    371,522.53/512,858.03 = 250,827.30/x
  3. Step 3: Cross multiply
    371,522.53x = 512,858.03 × 250,827.30
  4. Step 4: Simplify right side
    371,522.53x = 128,638,794,948.22
  5. Step 5: Solve for x
    x = 128,638,794,948.22/371,522.53
  6. Step 6: Final answer
    x = 346,247.63

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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.