Home / 768,969.48-1,153,564.52-236,535.42

Finding the Fourth Proportional to 768,969.48, 1,153,564.52 and 236,535.42

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Solution

The fourth proportional to 768,969.48, 1,153,564.52 and 236,535.42 is: 354,837.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,969.48 : 1,153,564.52 = 236,535.42 : x
  2. Step 2: Convert to fraction form
    768,969.48/1,153,564.52 = 236,535.42/x
  3. Step 3: Cross multiply
    768,969.48x = 1,153,564.52 × 236,535.42
  4. Step 4: Simplify right side
    768,969.48x = 272,858,868,235.30
  5. Step 5: Solve for x
    x = 272,858,868,235.30/768,969.48
  6. Step 6: Final answer
    x = 354,837.06

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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.