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Finding the Fourth Proportional to 512,055.14, 704,740.13 and 375,873.39

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Solution

The fourth proportional to 512,055.14, 704,740.13 and 375,873.39 is: 517,313.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,055.14 : 704,740.13 = 375,873.39 : x
  2. Step 2: Convert to fraction form
    512,055.14/704,740.13 = 375,873.39/x
  3. Step 3: Cross multiply
    512,055.14x = 704,740.13 × 375,873.39
  4. Step 4: Simplify right side
    512,055.14x = 264,893,060,865.93
  5. Step 5: Solve for x
    x = 264,893,060,865.93/512,055.14
  6. Step 6: Final answer
    x = 517,313.54

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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.