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Finding the Fourth Proportional to 933,482.98, 1,397,841.60 and 744,219.39

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Solution

The fourth proportional to 933,482.98, 1,397,841.60 and 744,219.39 is: 1,114,429.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,482.98 : 1,397,841.60 = 744,219.39 : x
  2. Step 2: Convert to fraction form
    933,482.98/1,397,841.60 = 744,219.39/x
  3. Step 3: Cross multiply
    933,482.98x = 1,397,841.60 × 744,219.39
  4. Step 4: Simplify right side
    933,482.98x = 1,040,300,830,901.35
  5. Step 5: Solve for x
    x = 1,040,300,830,901.35/933,482.98
  6. Step 6: Final answer
    x = 1,114,429.35

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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.