Home / 513,363.62-769,848.60-176,341.46

Finding the Fourth Proportional to 513,363.62, 769,848.60 and 176,341.46

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Solution

The fourth proportional to 513,363.62, 769,848.60 and 176,341.46 is: 264,444.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,363.62 : 769,848.60 = 176,341.46 : x
  2. Step 2: Convert to fraction form
    513,363.62/769,848.60 = 176,341.46/x
  3. Step 3: Cross multiply
    513,363.62x = 769,848.60 × 176,341.46
  4. Step 4: Simplify right side
    513,363.62x = 135,756,222,914.99
  5. Step 5: Solve for x
    x = 135,756,222,914.99/513,363.62
  6. Step 6: Final answer
    x = 264,444.57

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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.