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Finding the Fourth Proportional to 589,019.72, 812,825.86 and 359,960.22

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Solution

The fourth proportional to 589,019.72, 812,825.86 and 359,960.22 is: 496,732.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,019.72 : 812,825.86 = 359,960.22 : x
  2. Step 2: Convert to fraction form
    589,019.72/812,825.86 = 359,960.22/x
  3. Step 3: Cross multiply
    589,019.72x = 812,825.86 × 359,960.22
  4. Step 4: Simplify right side
    589,019.72x = 292,584,975,387.29
  5. Step 5: Solve for x
    x = 292,584,975,387.29/589,019.72
  6. Step 6: Final answer
    x = 496,732.05

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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.