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Finding the Fourth Proportional to 611,951.49, 917,710.02 and 179,548.26

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Solution

The fourth proportional to 611,951.49, 917,710.02 and 179,548.26 is: 269,258.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,951.49 : 917,710.02 = 179,548.26 : x
  2. Step 2: Convert to fraction form
    611,951.49/917,710.02 = 179,548.26/x
  3. Step 3: Cross multiply
    611,951.49x = 917,710.02 × 179,548.26
  4. Step 4: Simplify right side
    611,951.49x = 164,773,237,275.57
  5. Step 5: Solve for x
    x = 164,773,237,275.57/611,951.49
  6. Step 6: Final answer
    x = 269,258.66

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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.