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Finding the Fourth Proportional to 467,440.54, 701,036.07 and 130,421.95

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Solution

The fourth proportional to 467,440.54, 701,036.07 and 130,421.95 is: 195,598.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,440.54 : 701,036.07 = 130,421.95 : x
  2. Step 2: Convert to fraction form
    467,440.54/701,036.07 = 130,421.95/x
  3. Step 3: Cross multiply
    467,440.54x = 701,036.07 × 130,421.95
  4. Step 4: Simplify right side
    467,440.54x = 91,430,489,028.06
  5. Step 5: Solve for x
    x = 91,430,489,028.06/467,440.54
  6. Step 6: Final answer
    x = 195,598.12

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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.