Home / 284,638.04-426,941.68-144,393.04

Finding the Fourth Proportional to 284,638.04, 426,941.68 and 144,393.04

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Solution

The fourth proportional to 284,638.04, 426,941.68 and 144,393.04 is: 216,581.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,638.04 : 426,941.68 = 144,393.04 : x
  2. Step 2: Convert to fraction form
    284,638.04/426,941.68 = 144,393.04/x
  3. Step 3: Cross multiply
    284,638.04x = 426,941.68 × 144,393.04
  4. Step 4: Simplify right side
    284,638.04x = 61,647,407,077.91
  5. Step 5: Solve for x
    x = 61,647,407,077.91/284,638.04
  6. Step 6: Final answer
    x = 216,581.76

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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.