Home / 1,172,969.32-1,759,423.20-374,299.60

Finding the Fourth Proportional to 1,172,969.32, 1,759,423.20 and 374,299.60

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Solution

The fourth proportional to 1,172,969.32, 1,759,423.20 and 374,299.60 is: 561,439.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,969.32 : 1,759,423.20 = 374,299.60 : x
  2. Step 2: Convert to fraction form
    1,172,969.32/1,759,423.20 = 374,299.60/x
  3. Step 3: Cross multiply
    1,172,969.32x = 1,759,423.20 × 374,299.60
  4. Step 4: Simplify right side
    1,172,969.32x = 658,551,399,990.72
  5. Step 5: Solve for x
    x = 658,551,399,990.72/1,172,969.32
  6. Step 6: Final answer
    x = 561,439.58

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1.5x scale

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.