Home / 284,384.07-426,838.55-144,241.11

Finding the Fourth Proportional to 284,384.07, 426,838.55 and 144,241.11

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Solution

The fourth proportional to 284,384.07, 426,838.55 and 144,241.11 is: 216,494.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,384.07 : 426,838.55 = 144,241.11 : x
  2. Step 2: Convert to fraction form
    284,384.07/426,838.55 = 144,241.11/x
  3. Step 3: Cross multiply
    284,384.07x = 426,838.55 × 144,241.11
  4. Step 4: Simplify right side
    284,384.07x = 61,567,665,521.58
  5. Step 5: Solve for x
    x = 61,567,665,521.58/284,384.07
  6. Step 6: Final answer
    x = 216,494.78

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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.