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Finding the Fourth Proportional to 516,273.08, 712,208.52 and 335,041.86

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Solution

The fourth proportional to 516,273.08, 712,208.52 and 335,041.86 is: 462,196.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,273.08 : 712,208.52 = 335,041.86 : x
  2. Step 2: Convert to fraction form
    516,273.08/712,208.52 = 335,041.86/x
  3. Step 3: Cross multiply
    516,273.08x = 712,208.52 × 335,041.86
  4. Step 4: Simplify right side
    516,273.08x = 238,619,667,248.65
  5. Step 5: Solve for x
    x = 238,619,667,248.65/516,273.08
  6. Step 6: Final answer
    x = 462,196.61

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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.