Home / 958,280.80-1,436,499.60-744,930.40

Finding the Fourth Proportional to 958,280.80, 1,436,499.60 and 744,930.40

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Solution

The fourth proportional to 958,280.80, 1,436,499.60 and 744,930.40 is: 1,116,679.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,280.80 : 1,436,499.60 = 744,930.40 : x
  2. Step 2: Convert to fraction form
    958,280.80/1,436,499.60 = 744,930.40/x
  3. Step 3: Cross multiply
    958,280.80x = 1,436,499.60 × 744,930.40
  4. Step 4: Simplify right side
    958,280.80x = 1,070,092,221,627.84
  5. Step 5: Solve for x
    x = 1,070,092,221,627.84/958,280.80
  6. Step 6: Final answer
    x = 1,116,679.18

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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.