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Finding the Fourth Proportional to 340,900.22, 511,350.06 and 91,582.22

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Solution

The fourth proportional to 340,900.22, 511,350.06 and 91,582.22 is: 137,373.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,900.22 : 511,350.06 = 91,582.22 : x
  2. Step 2: Convert to fraction form
    340,900.22/511,350.06 = 91,582.22/x
  3. Step 3: Cross multiply
    340,900.22x = 511,350.06 × 91,582.22
  4. Step 4: Simplify right side
    340,900.22x = 46,830,573,691.93
  5. Step 5: Solve for x
    x = 46,830,573,691.93/340,900.22
  6. Step 6: Final answer
    x = 137,373.26

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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.