Home / 460,769.96-635,836.02-256,814.12

Finding the Fourth Proportional to 460,769.96, 635,836.02 and 256,814.12

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Solution

The fourth proportional to 460,769.96, 635,836.02 and 256,814.12 is: 354,388.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,769.96 : 635,836.02 = 256,814.12 : x
  2. Step 2: Convert to fraction form
    460,769.96/635,836.02 = 256,814.12/x
  3. Step 3: Cross multiply
    460,769.96x = 635,836.02 × 256,814.12
  4. Step 4: Simplify right side
    460,769.96x = 163,291,667,940.60
  5. Step 5: Solve for x
    x = 163,291,667,940.60/460,769.96
  6. Step 6: Final answer
    x = 354,388.70

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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.