Home / 449,838.04-674,423.70-272,303.04

Finding the Fourth Proportional to 449,838.04, 674,423.70 and 272,303.04

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Solution

The fourth proportional to 449,838.04, 674,423.70 and 272,303.04 is: 408,252.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,838.04 : 674,423.70 = 272,303.04 : x
  2. Step 2: Convert to fraction form
    449,838.04/674,423.70 = 272,303.04/x
  3. Step 3: Cross multiply
    449,838.04x = 674,423.70 × 272,303.04
  4. Step 4: Simplify right side
    449,838.04x = 183,647,623,758.05
  5. Step 5: Solve for x
    x = 183,647,623,758.05/449,838.04
  6. Step 6: Final answer
    x = 408,252.77

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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.