Home / 859,880.98-1,186,627.16-477,899.56

Finding the Fourth Proportional to 859,880.98, 1,186,627.16 and 477,899.56

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Solution

The fourth proportional to 859,880.98, 1,186,627.16 and 477,899.56 is: 659,496.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,880.98 : 1,186,627.16 = 477,899.56 : x
  2. Step 2: Convert to fraction form
    859,880.98/1,186,627.16 = 477,899.56/x
  3. Step 3: Cross multiply
    859,880.98x = 1,186,627.16 × 477,899.56
  4. Step 4: Simplify right side
    859,880.98x = 567,088,597,648.05
  5. Step 5: Solve for x
    x = 567,088,597,648.05/859,880.98
  6. Step 6: Final answer
    x = 659,496.62

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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.