Home / 683,670.36-1,025,160.46-323,733.90

Finding the Fourth Proportional to 683,670.36, 1,025,160.46 and 323,733.90

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Solution

The fourth proportional to 683,670.36, 1,025,160.46 and 323,733.90 is: 485,437.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,670.36 : 1,025,160.46 = 323,733.90 : x
  2. Step 2: Convert to fraction form
    683,670.36/1,025,160.46 = 323,733.90/x
  3. Step 3: Cross multiply
    683,670.36x = 1,025,160.46 × 323,733.90
  4. Step 4: Simplify right side
    683,670.36x = 331,879,193,841.59
  5. Step 5: Solve for x
    x = 331,879,193,841.59/683,670.36
  6. Step 6: Final answer
    x = 485,437.45

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1.5x scale

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.