Home / 790,579.12-1,185,888.12-229,618.48

Finding the Fourth Proportional to 790,579.12, 1,185,888.12 and 229,618.48

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Solution

The fourth proportional to 790,579.12, 1,185,888.12 and 229,618.48 is: 344,433.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,579.12 : 1,185,888.12 = 229,618.48 : x
  2. Step 2: Convert to fraction form
    790,579.12/1,185,888.12 = 229,618.48/x
  3. Step 3: Cross multiply
    790,579.12x = 1,185,888.12 × 229,618.48
  4. Step 4: Simplify right side
    790,579.12x = 272,301,827,564.46
  5. Step 5: Solve for x
    x = 272,301,827,564.46/790,579.12
  6. Step 6: Final answer
    x = 344,433.37

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1.5x scale

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.