Home / 951,788.28-1,313,457.42-522,066.84

Finding the Fourth Proportional to 951,788.28, 1,313,457.42 and 522,066.84

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Solution

The fourth proportional to 951,788.28, 1,313,457.42 and 522,066.84 is: 720,446.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,788.28 : 1,313,457.42 = 522,066.84 : x
  2. Step 2: Convert to fraction form
    951,788.28/1,313,457.42 = 522,066.84/x
  3. Step 3: Cross multiply
    951,788.28x = 1,313,457.42 × 522,066.84
  4. Step 4: Simplify right side
    951,788.28x = 685,712,564,733.95
  5. Step 5: Solve for x
    x = 685,712,564,733.95/951,788.28
  6. Step 6: Final answer
    x = 720,446.53

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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.