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Finding the Fourth Proportional to 567,486.54, 849,728.07 and 342,546.30

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Solution

The fourth proportional to 567,486.54, 849,728.07 and 342,546.30 is: 512,912.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,486.54 : 849,728.07 = 342,546.30 : x
  2. Step 2: Convert to fraction form
    567,486.54/849,728.07 = 342,546.30/x
  3. Step 3: Cross multiply
    567,486.54x = 849,728.07 × 342,546.30
  4. Step 4: Simplify right side
    567,486.54x = 291,071,206,384.64
  5. Step 5: Solve for x
    x = 291,071,206,384.64/567,486.54
  6. Step 6: Final answer
    x = 512,912.97

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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.