Home / 783,611.94-1,175,217.96-243,762.64

Finding the Fourth Proportional to 783,611.94, 1,175,217.96 and 243,762.64

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Solution

The fourth proportional to 783,611.94, 1,175,217.96 and 243,762.64 is: 365,581.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,611.94 : 1,175,217.96 = 243,762.64 : x
  2. Step 2: Convert to fraction form
    783,611.94/1,175,217.96 = 243,762.64/x
  3. Step 3: Cross multiply
    783,611.94x = 1,175,217.96 × 243,762.64
  4. Step 4: Simplify right side
    783,611.94x = 286,474,232,505.01
  5. Step 5: Solve for x
    x = 286,474,232,505.01/783,611.94
  6. Step 6: Final answer
    x = 365,581.76

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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.