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Finding the Fourth Proportional to 284,347.97, 426,850.00 and 144,401.84

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Solution

The fourth proportional to 284,347.97, 426,850.00 and 144,401.84 is: 216,769.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,347.97 : 426,850.00 = 144,401.84 : x
  2. Step 2: Convert to fraction form
    284,347.97/426,850.00 = 144,401.84/x
  3. Step 3: Cross multiply
    284,347.97x = 426,850.00 × 144,401.84
  4. Step 4: Simplify right side
    284,347.97x = 61,637,925,321.69
  5. Step 5: Solve for x
    x = 61,637,925,321.69/284,347.97
  6. Step 6: Final answer
    x = 216,769.35

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1.5x scale

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.