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Finding the Fourth Proportional to 474,718.73, 711,586.02 and 296,817.22

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Solution

The fourth proportional to 474,718.73, 711,586.02 and 296,817.22 is: 444,918.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,718.73 : 711,586.02 = 296,817.22 : x
  2. Step 2: Convert to fraction form
    474,718.73/711,586.02 = 296,817.22/x
  3. Step 3: Cross multiply
    474,718.73x = 711,586.02 × 296,817.22
  4. Step 4: Simplify right side
    474,718.73x = 211,210,984,247.26
  5. Step 5: Solve for x
    x = 211,210,984,247.26/474,718.73
  6. Step 6: Final answer
    x = 444,918.16

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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.