Home / 911,944.84-1,367,940.62-432,060.28

Finding the Fourth Proportional to 911,944.84, 1,367,940.62 and 432,060.28

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Solution

The fourth proportional to 911,944.84, 1,367,940.62 and 432,060.28 is: 648,101.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,944.84 : 1,367,940.62 = 432,060.28 : x
  2. Step 2: Convert to fraction form
    911,944.84/1,367,940.62 = 432,060.28/x
  3. Step 3: Cross multiply
    911,944.84x = 1,367,940.62 × 432,060.28
  4. Step 4: Simplify right side
    911,944.84x = 591,032,807,300.57
  5. Step 5: Solve for x
    x = 591,032,807,300.57/911,944.84
  6. Step 6: Final answer
    x = 648,101.49

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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.