Home / 808,841.85-1,213,263.18-276,368.10

Finding the Fourth Proportional to 808,841.85, 1,213,263.18 and 276,368.10

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Solution

The fourth proportional to 808,841.85, 1,213,263.18 and 276,368.10 is: 414,552.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,841.85 : 1,213,263.18 = 276,368.10 : x
  2. Step 2: Convert to fraction form
    808,841.85/1,213,263.18 = 276,368.10/x
  3. Step 3: Cross multiply
    808,841.85x = 1,213,263.18 × 276,368.10
  4. Step 4: Simplify right side
    808,841.85x = 335,307,239,856.56
  5. Step 5: Solve for x
    x = 335,307,239,856.56/808,841.85
  6. Step 6: Final answer
    x = 414,552.29

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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.