Home / 727,972.68-1,092,114.54-254,673.48

Finding the Fourth Proportional to 727,972.68, 1,092,114.54 and 254,673.48

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Solution

The fourth proportional to 727,972.68, 1,092,114.54 and 254,673.48 is: 382,064.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,972.68 : 1,092,114.54 = 254,673.48 : x
  2. Step 2: Convert to fraction form
    727,972.68/1,092,114.54 = 254,673.48/x
  3. Step 3: Cross multiply
    727,972.68x = 1,092,114.54 × 254,673.48
  4. Step 4: Simplify right side
    727,972.68x = 278,132,610,460.40
  5. Step 5: Solve for x
    x = 278,132,610,460.40/727,972.68
  6. Step 6: Final answer
    x = 382,064.63

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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.