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Finding the Fourth Proportional to 365,443.02, 547,915.07 and 194,690.26

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Solution

The fourth proportional to 365,443.02, 547,915.07 and 194,690.26 is: 291,902.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,443.02 : 547,915.07 = 194,690.26 : x
  2. Step 2: Convert to fraction form
    365,443.02/547,915.07 = 194,690.26/x
  3. Step 3: Cross multiply
    365,443.02x = 547,915.07 × 194,690.26
  4. Step 4: Simplify right side
    365,443.02x = 106,673,727,436.22
  5. Step 5: Solve for x
    x = 106,673,727,436.22/365,443.02
  6. Step 6: Final answer
    x = 291,902.49

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1.5x scale

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.