Home / 1,147,300.32-1,583,284.68-624,015.62

Finding the Fourth Proportional to 1,147,300.32, 1,583,284.68 and 624,015.62

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Solution

The fourth proportional to 1,147,300.32, 1,583,284.68 and 624,015.62 is: 861,147.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,300.32 : 1,583,284.68 = 624,015.62 : x
  2. Step 2: Convert to fraction form
    1,147,300.32/1,583,284.68 = 624,015.62/x
  3. Step 3: Cross multiply
    1,147,300.32x = 1,583,284.68 × 624,015.62
  4. Step 4: Simplify right side
    1,147,300.32x = 987,994,363,310.28
  5. Step 5: Solve for x
    x = 987,994,363,310.28/1,147,300.32
  6. Step 6: Final answer
    x = 861,147.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.