Home / 366,972.76-550,327.09-127,021.51

Finding the Fourth Proportional to 366,972.76, 550,327.09 and 127,021.51

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Solution

The fourth proportional to 366,972.76, 550,327.09 and 127,021.51 is: 190,486.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,972.76 : 550,327.09 = 127,021.51 : x
  2. Step 2: Convert to fraction form
    366,972.76/550,327.09 = 127,021.51/x
  3. Step 3: Cross multiply
    366,972.76x = 550,327.09 × 127,021.51
  4. Step 4: Simplify right side
    366,972.76x = 69,903,377,965.71
  5. Step 5: Solve for x
    x = 69,903,377,965.71/366,972.76
  6. Step 6: Final answer
    x = 190,486.56

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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.