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Finding the Fourth Proportional to 404,586.60, 607,571.10 and 264,964.20

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Solution

The fourth proportional to 404,586.60, 607,571.10 and 264,964.20 is: 397,898.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,586.60 : 607,571.10 = 264,964.20 : x
  2. Step 2: Convert to fraction form
    404,586.60/607,571.10 = 264,964.20/x
  3. Step 3: Cross multiply
    404,586.60x = 607,571.10 × 264,964.20
  4. Step 4: Simplify right side
    404,586.60x = 160,984,590,454.62
  5. Step 5: Solve for x
    x = 160,984,590,454.62/404,586.60
  6. Step 6: Final answer
    x = 397,898.97

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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.