Home / 460,442.16-690,757.20-194,202.36

Finding the Fourth Proportional to 460,442.16, 690,757.20 and 194,202.36

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Solution

The fourth proportional to 460,442.16, 690,757.20 and 194,202.36 is: 291,343.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,442.16 : 690,757.20 = 194,202.36 : x
  2. Step 2: Convert to fraction form
    460,442.16/690,757.20 = 194,202.36/x
  3. Step 3: Cross multiply
    460,442.16x = 690,757.20 × 194,202.36
  4. Step 4: Simplify right side
    460,442.16x = 134,146,678,426.99
  5. Step 5: Solve for x
    x = 134,146,678,426.99/460,442.16
  6. Step 6: Final answer
    x = 291,343.17

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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.