Home / 683,268.60-1,024,902.90-403,102.20

Finding the Fourth Proportional to 683,268.60, 1,024,902.90 and 403,102.20

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Solution

The fourth proportional to 683,268.60, 1,024,902.90 and 403,102.20 is: 604,653.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,268.60 : 1,024,902.90 = 403,102.20 : x
  2. Step 2: Convert to fraction form
    683,268.60/1,024,902.90 = 403,102.20/x
  3. Step 3: Cross multiply
    683,268.60x = 1,024,902.90 × 403,102.20
  4. Step 4: Simplify right side
    683,268.60x = 413,140,613,776.38
  5. Step 5: Solve for x
    x = 413,140,613,776.38/683,268.60
  6. Step 6: Final answer
    x = 604,653.30

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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.