Home / 783,357.30-1,175,145.30-334,074.60

Finding the Fourth Proportional to 783,357.30, 1,175,145.30 and 334,074.60

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Solution

The fourth proportional to 783,357.30, 1,175,145.30 and 334,074.60 is: 501,158.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,357.30 : 1,175,145.30 = 334,074.60 : x
  2. Step 2: Convert to fraction form
    783,357.30/1,175,145.30 = 334,074.60/x
  3. Step 3: Cross multiply
    783,357.30x = 1,175,145.30 × 334,074.60
  4. Step 4: Simplify right side
    783,357.30x = 392,586,196,039.38
  5. Step 5: Solve for x
    x = 392,586,196,039.38/783,357.30
  6. Step 6: Final answer
    x = 501,158.53

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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.