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Finding the Fourth Proportional to 459,356.72, 633,769.80 and 268,232.24

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Solution

The fourth proportional to 459,356.72, 633,769.80 and 268,232.24 is: 370,077.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,356.72 : 633,769.80 = 268,232.24 : x
  2. Step 2: Convert to fraction form
    459,356.72/633,769.80 = 268,232.24/x
  3. Step 3: Cross multiply
    459,356.72x = 633,769.80 × 268,232.24
  4. Step 4: Simplify right side
    459,356.72x = 169,997,493,098.35
  5. Step 5: Solve for x
    x = 169,997,493,098.35/459,356.72
  6. Step 6: Final answer
    x = 370,077.30

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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.