Home / 943,480.88-1,416,206.28-831,886.64

Finding the Fourth Proportional to 943,480.88, 1,416,206.28 and 831,886.64

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Solution

The fourth proportional to 943,480.88, 1,416,206.28 and 831,886.64 is: 1,248,698.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,480.88 : 1,416,206.28 = 831,886.64 : x
  2. Step 2: Convert to fraction form
    943,480.88/1,416,206.28 = 831,886.64/x
  3. Step 3: Cross multiply
    943,480.88x = 1,416,206.28 × 831,886.64
  4. Step 4: Simplify right side
    943,480.88x = 1,178,123,083,816.10
  5. Step 5: Solve for x
    x = 1,178,123,083,816.10/943,480.88
  6. Step 6: Final answer
    x = 1,248,698.42

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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.