Home / 743,788.80-1,115,673.36-182,828.16

Finding the Fourth Proportional to 743,788.80, 1,115,673.36 and 182,828.16

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Solution

The fourth proportional to 743,788.80, 1,115,673.36 and 182,828.16 is: 274,239.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,788.80 : 1,115,673.36 = 182,828.16 : x
  2. Step 2: Convert to fraction form
    743,788.80/1,115,673.36 = 182,828.16/x
  3. Step 3: Cross multiply
    743,788.80x = 1,115,673.36 × 182,828.16
  4. Step 4: Simplify right side
    743,788.80x = 203,976,507,569.82
  5. Step 5: Solve for x
    x = 203,976,507,569.82/743,788.80
  6. Step 6: Final answer
    x = 274,239.82

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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.