Home / 284,743.70-426,532.35-144,581.30

Finding the Fourth Proportional to 284,743.70, 426,532.35 and 144,581.30

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Solution

The fourth proportional to 284,743.70, 426,532.35 and 144,581.30 is: 216,575.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,743.70 : 426,532.35 = 144,581.30 : x
  2. Step 2: Convert to fraction form
    284,743.70/426,532.35 = 144,581.30/x
  3. Step 3: Cross multiply
    284,743.70x = 426,532.35 × 144,581.30
  4. Step 4: Simplify right side
    284,743.70x = 61,668,601,655.06
  5. Step 5: Solve for x
    x = 61,668,601,655.06/284,743.70
  6. Step 6: Final answer
    x = 216,575.82

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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.