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Finding the Fourth Proportional to 404,713.06, 607,095.86 and 134,829.66

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Solution

The fourth proportional to 404,713.06, 607,095.86 and 134,829.66 is: 202,253.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,713.06 : 607,095.86 = 134,829.66 : x
  2. Step 2: Convert to fraction form
    404,713.06/607,095.86 = 134,829.66/x
  3. Step 3: Cross multiply
    404,713.06x = 607,095.86 × 134,829.66
  4. Step 4: Simplify right side
    404,713.06x = 81,854,530,752.09
  5. Step 5: Solve for x
    x = 81,854,530,752.09/404,713.06
  6. Step 6: Final answer
    x = 202,253.25

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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.