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Finding the Fourth Proportional to 707,530.54, 1,060,409.98 and 557,177

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Solution

The fourth proportional to 707,530.54, 1,060,409.98 and 557,177 is: 835,067.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,530.54 : 1,060,409.98 = 557,177 : x
  2. Step 2: Convert to fraction form
    707,530.54/1,060,409.98 = 557,177/x
  3. Step 3: Cross multiply
    707,530.54x = 1,060,409.98 × 557,177
  4. Step 4: Simplify right side
    707,530.54x = 590,836,051,426.46
  5. Step 5: Solve for x
    x = 590,836,051,426.46/707,530.54
  6. Step 6: Final answer
    x = 835,067.91

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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.