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Finding the Fourth Proportional to 590,049.06, 814,396.66 and 375,147.15

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Solution

The fourth proportional to 590,049.06, 814,396.66 and 375,147.15 is: 517,785.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,049.06 : 814,396.66 = 375,147.15 : x
  2. Step 2: Convert to fraction form
    590,049.06/814,396.66 = 375,147.15/x
  3. Step 3: Cross multiply
    590,049.06x = 814,396.66 × 375,147.15
  4. Step 4: Simplify right side
    590,049.06x = 305,518,585,968.52
  5. Step 5: Solve for x
    x = 305,518,585,968.52/590,049.06
  6. Step 6: Final answer
    x = 517,785.06

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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.