Home / 742,309.52-1,112,919-236,579.48

Finding the Fourth Proportional to 742,309.52, 1,112,919 and 236,579.48

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Solution

The fourth proportional to 742,309.52, 1,112,919 and 236,579.48 is: 354,695.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,309.52 : 1,112,919 = 236,579.48 : x
  2. Step 2: Convert to fraction form
    742,309.52/1,112,919 = 236,579.48/x
  3. Step 3: Cross multiply
    742,309.52x = 1,112,919 × 236,579.48
  4. Step 4: Simplify right side
    742,309.52x = 263,293,798,302.12
  5. Step 5: Solve for x
    x = 263,293,798,302.12/742,309.52
  6. Step 6: Final answer
    x = 354,695.44

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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.