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Finding the Fourth Proportional to 841,706.52, 1,262,737.10 and 273,043.22

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Solution

The fourth proportional to 841,706.52, 1,262,737.10 and 273,043.22 is: 409,622.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,706.52 : 1,262,737.10 = 273,043.22 : x
  2. Step 2: Convert to fraction form
    841,706.52/1,262,737.10 = 273,043.22/x
  3. Step 3: Cross multiply
    841,706.52x = 1,262,737.10 × 273,043.22
  4. Step 4: Simplify right side
    841,706.52x = 344,781,803,797.46
  5. Step 5: Solve for x
    x = 344,781,803,797.46/841,706.52
  6. Step 6: Final answer
    x = 409,622.35

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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.