Home / 880,227.84-1,214,720.64-477,819.84

Finding the Fourth Proportional to 880,227.84, 1,214,720.64 and 477,819.84

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Solution

The fourth proportional to 880,227.84, 1,214,720.64 and 477,819.84 is: 659,394.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,227.84 : 1,214,720.64 = 477,819.84 : x
  2. Step 2: Convert to fraction form
    880,227.84/1,214,720.64 = 477,819.84/x
  3. Step 3: Cross multiply
    880,227.84x = 1,214,720.64 × 477,819.84
  4. Step 4: Simplify right side
    880,227.84x = 580,417,621,849.50
  5. Step 5: Solve for x
    x = 580,417,621,849.50/880,227.84
  6. Step 6: Final answer
    x = 659,394.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.