Home / 948,646.44-1,423,043.64-274,737.78

Finding the Fourth Proportional to 948,646.44, 1,423,043.64 and 274,737.78

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Solution

The fourth proportional to 948,646.44, 1,423,043.64 and 274,737.78 is: 412,128.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,646.44 : 1,423,043.64 = 274,737.78 : x
  2. Step 2: Convert to fraction form
    948,646.44/1,423,043.64 = 274,737.78/x
  3. Step 3: Cross multiply
    948,646.44x = 1,423,043.64 × 274,737.78
  4. Step 4: Simplify right side
    948,646.44x = 390,963,850,496.72
  5. Step 5: Solve for x
    x = 390,963,850,496.72/948,646.44
  6. Step 6: Final answer
    x = 412,128.10

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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.