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Finding the Fourth Proportional to 482,908.28, 724,510.74 and 230,510.84

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Solution

The fourth proportional to 482,908.28, 724,510.74 and 230,510.84 is: 345,837.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,908.28 : 724,510.74 = 230,510.84 : x
  2. Step 2: Convert to fraction form
    482,908.28/724,510.74 = 230,510.84/x
  3. Step 3: Cross multiply
    482,908.28x = 724,510.74 × 230,510.84
  4. Step 4: Simplify right side
    482,908.28x = 167,007,579,266.42
  5. Step 5: Solve for x
    x = 167,007,579,266.42/482,908.28
  6. Step 6: Final answer
    x = 345,837.06

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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.