Home / 773,875.26-1,160,120.34-300,448.08

Finding the Fourth Proportional to 773,875.26, 1,160,120.34 and 300,448.08

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Solution

The fourth proportional to 773,875.26, 1,160,120.34 and 300,448.08 is: 450,403.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,875.26 : 1,160,120.34 = 300,448.08 : x
  2. Step 2: Convert to fraction form
    773,875.26/1,160,120.34 = 300,448.08/x
  3. Step 3: Cross multiply
    773,875.26x = 1,160,120.34 × 300,448.08
  4. Step 4: Simplify right side
    773,875.26x = 348,555,928,721.95
  5. Step 5: Solve for x
    x = 348,555,928,721.95/773,875.26
  6. Step 6: Final answer
    x = 450,403.25

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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.