Home / 773,048.80-1,159,515.60-323,653.60

Finding the Fourth Proportional to 773,048.80, 1,159,515.60 and 323,653.60

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Solution

The fourth proportional to 773,048.80, 1,159,515.60 and 323,653.60 is: 485,456.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,048.80 : 1,159,515.60 = 323,653.60 : x
  2. Step 2: Convert to fraction form
    773,048.80/1,159,515.60 = 323,653.60/x
  3. Step 3: Cross multiply
    773,048.80x = 1,159,515.60 × 323,653.60
  4. Step 4: Simplify right side
    773,048.80x = 375,281,398,196.16
  5. Step 5: Solve for x
    x = 375,281,398,196.16/773,048.80
  6. Step 6: Final answer
    x = 485,456.28

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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.