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Finding the Fourth Proportional to 460,213.65, 635,183.57 and 279,024.82

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Solution

The fourth proportional to 460,213.65, 635,183.57 and 279,024.82 is: 385,108.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,213.65 : 635,183.57 = 279,024.82 : x
  2. Step 2: Convert to fraction form
    460,213.65/635,183.57 = 279,024.82/x
  3. Step 3: Cross multiply
    460,213.65x = 635,183.57 × 279,024.82
  4. Step 4: Simplify right side
    460,213.65x = 177,231,980,395.81
  5. Step 5: Solve for x
    x = 177,231,980,395.81/460,213.65
  6. Step 6: Final answer
    x = 385,108.05

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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.