Home / 832,402.78-1,248,604.77-201,317.20

Finding the Fourth Proportional to 832,402.78, 1,248,604.77 and 201,317.20

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Solution

The fourth proportional to 832,402.78, 1,248,604.77 and 201,317.20 is: 301,975.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,402.78 : 1,248,604.77 = 201,317.20 : x
  2. Step 2: Convert to fraction form
    832,402.78/1,248,604.77 = 201,317.20/x
  3. Step 3: Cross multiply
    832,402.78x = 1,248,604.77 × 201,317.20
  4. Step 4: Simplify right side
    832,402.78x = 251,365,613,836.47
  5. Step 5: Solve for x
    x = 251,365,613,836.47/832,402.78
  6. Step 6: Final answer
    x = 301,975.94

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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.