Home / 875,661.44-1,313,492.15-402,744.56

Finding the Fourth Proportional to 875,661.44, 1,313,492.15 and 402,744.56

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Solution

The fourth proportional to 875,661.44, 1,313,492.15 and 402,744.56 is: 604,116.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,661.44 : 1,313,492.15 = 402,744.56 : x
  2. Step 2: Convert to fraction form
    875,661.44/1,313,492.15 = 402,744.56/x
  3. Step 3: Cross multiply
    875,661.44x = 1,313,492.15 × 402,744.56
  4. Step 4: Simplify right side
    875,661.44x = 529,001,812,454.61
  5. Step 5: Solve for x
    x = 529,001,812,454.61/875,661.44
  6. Step 6: Final answer
    x = 604,116.83

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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.