Home / 879,081.24-1,318,359.40-373,640.02

Finding the Fourth Proportional to 879,081.24, 1,318,359.40 and 373,640.02

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Solution

The fourth proportional to 879,081.24, 1,318,359.40 and 373,640.02 is: 560,348.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,081.24 : 1,318,359.40 = 373,640.02 : x
  2. Step 2: Convert to fraction form
    879,081.24/1,318,359.40 = 373,640.02/x
  3. Step 3: Cross multiply
    879,081.24x = 1,318,359.40 × 373,640.02
  4. Step 4: Simplify right side
    879,081.24x = 492,591,832,583.19
  5. Step 5: Solve for x
    x = 492,591,832,583.19/879,081.24
  6. Step 6: Final answer
    x = 560,348.48

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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.