Home / 791,256.60-1,186,185.06-370,419.48

Finding the Fourth Proportional to 791,256.60, 1,186,185.06 and 370,419.48

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Solution

The fourth proportional to 791,256.60, 1,186,185.06 and 370,419.48 is: 555,301.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,256.60 : 1,186,185.06 = 370,419.48 : x
  2. Step 2: Convert to fraction form
    791,256.60/1,186,185.06 = 370,419.48/x
  3. Step 3: Cross multiply
    791,256.60x = 1,186,185.06 × 370,419.48
  4. Step 4: Simplify right side
    791,256.60x = 439,386,053,108.97
  5. Step 5: Solve for x
    x = 439,386,053,108.97/791,256.60
  6. Step 6: Final answer
    x = 555,301.60

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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.