Home / 807,837.59-1,211,787.14-302,345.34

Finding the Fourth Proportional to 807,837.59, 1,211,787.14 and 302,345.34

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Solution

The fourth proportional to 807,837.59, 1,211,787.14 and 302,345.34 is: 453,529.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,837.59 : 1,211,787.14 = 302,345.34 : x
  2. Step 2: Convert to fraction form
    807,837.59/1,211,787.14 = 302,345.34/x
  3. Step 3: Cross multiply
    807,837.59x = 1,211,787.14 × 302,345.34
  4. Step 4: Simplify right side
    807,837.59x = 366,378,195,611.30
  5. Step 5: Solve for x
    x = 366,378,195,611.30/807,837.59
  6. Step 6: Final answer
    x = 453,529.52

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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.