Home / 304,622.91-456,923.03-79,981.29

Finding the Fourth Proportional to 304,622.91, 456,923.03 and 79,981.29

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Solution

The fourth proportional to 304,622.91, 456,923.03 and 79,981.29 is: 119,968.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,622.91 : 456,923.03 = 79,981.29 : x
  2. Step 2: Convert to fraction form
    304,622.91/456,923.03 = 79,981.29/x
  3. Step 3: Cross multiply
    304,622.91x = 456,923.03 × 79,981.29
  4. Step 4: Simplify right side
    304,622.91x = 36,545,292,970.20
  5. Step 5: Solve for x
    x = 36,545,292,970.20/304,622.91
  6. Step 6: Final answer
    x = 119,968.96

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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.