Home / 692,627.40-1,039,232.70-377,310.60

Finding the Fourth Proportional to 692,627.40, 1,039,232.70 and 377,310.60

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Solution

The fourth proportional to 692,627.40, 1,039,232.70 and 377,310.60 is: 566,124.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,627.40 : 1,039,232.70 = 377,310.60 : x
  2. Step 2: Convert to fraction form
    692,627.40/1,039,232.70 = 377,310.60/x
  3. Step 3: Cross multiply
    692,627.40x = 1,039,232.70 × 377,310.60
  4. Step 4: Simplify right side
    692,627.40x = 392,113,513,576.62
  5. Step 5: Solve for x
    x = 392,113,513,576.62/692,627.40
  6. Step 6: Final answer
    x = 566,124.75

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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.