Home / 768,340.71-1,152,566.77-295,026.07

Finding the Fourth Proportional to 768,340.71, 1,152,566.77 and 295,026.07

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Solution

The fourth proportional to 768,340.71, 1,152,566.77 and 295,026.07 is: 442,560.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,340.71 : 1,152,566.77 = 295,026.07 : x
  2. Step 2: Convert to fraction form
    768,340.71/1,152,566.77 = 295,026.07/x
  3. Step 3: Cross multiply
    768,340.71x = 1,152,566.77 × 295,026.07
  4. Step 4: Simplify right side
    768,340.71x = 340,037,246,902.54
  5. Step 5: Solve for x
    x = 340,037,246,902.54/768,340.71
  6. Step 6: Final answer
    x = 442,560.50

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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.