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Finding the Fourth Proportional to 344,995.83, 517,464.10 and 210,024.87

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Solution

The fourth proportional to 344,995.83, 517,464.10 and 210,024.87 is: 315,019.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,995.83 : 517,464.10 = 210,024.87 : x
  2. Step 2: Convert to fraction form
    344,995.83/517,464.10 = 210,024.87/x
  3. Step 3: Cross multiply
    344,995.83x = 517,464.10 × 210,024.87
  4. Step 4: Simplify right side
    344,995.83x = 108,680,330,332.17
  5. Step 5: Solve for x
    x = 108,680,330,332.17/344,995.83
  6. Step 6: Final answer
    x = 315,019.26

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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.