Home / 460,507.38-635,325.51-279,153.18

Finding the Fourth Proportional to 460,507.38, 635,325.51 and 279,153.18

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Solution

The fourth proportional to 460,507.38, 635,325.51 and 279,153.18 is: 385,125.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,507.38 : 635,325.51 = 279,153.18 : x
  2. Step 2: Convert to fraction form
    460,507.38/635,325.51 = 279,153.18/x
  3. Step 3: Cross multiply
    460,507.38x = 635,325.51 × 279,153.18
  4. Step 4: Simplify right side
    460,507.38x = 177,353,136,451.62
  5. Step 5: Solve for x
    x = 177,353,136,451.62/460,507.38
  6. Step 6: Final answer
    x = 385,125.50

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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.