Home / 778,069.68-1,166,774.04-304,679.76

Finding the Fourth Proportional to 778,069.68, 1,166,774.04 and 304,679.76

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Solution

The fourth proportional to 778,069.68, 1,166,774.04 and 304,679.76 is: 456,890.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,069.68 : 1,166,774.04 = 304,679.76 : x
  2. Step 2: Convert to fraction form
    778,069.68/1,166,774.04 = 304,679.76/x
  3. Step 3: Cross multiply
    778,069.68x = 1,166,774.04 × 304,679.76
  4. Step 4: Simplify right side
    778,069.68x = 355,492,434,481.43
  5. Step 5: Solve for x
    x = 355,492,434,481.43/778,069.68
  6. Step 6: Final answer
    x = 456,890.23

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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.