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Finding the Fourth Proportional to 370,360.71, 511,080.93 and 232,610.76

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Solution

The fourth proportional to 370,360.71, 511,080.93 and 232,610.76 is: 320,992.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,360.71 : 511,080.93 = 232,610.76 : x
  2. Step 2: Convert to fraction form
    370,360.71/511,080.93 = 232,610.76/x
  3. Step 3: Cross multiply
    370,360.71x = 511,080.93 × 232,610.76
  4. Step 4: Simplify right side
    370,360.71x = 118,882,923,548.81
  5. Step 5: Solve for x
    x = 118,882,923,548.81/370,360.71
  6. Step 6: Final answer
    x = 320,992.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.