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Finding the Fourth Proportional to 613,133.17, 925,459.09 and 613,133.17

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Solution

The fourth proportional to 613,133.17, 925,459.09 and 613,133.17 is: 925,459.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,133.17 : 925,459.09 = 613,133.17 : x
  2. Step 2: Convert to fraction form
    613,133.17/925,459.09 = 613,133.17/x
  3. Step 3: Cross multiply
    613,133.17x = 925,459.09 × 613,133.17
  4. Step 4: Simplify right side
    613,133.17x = 567,429,665,557.02
  5. Step 5: Solve for x
    x = 567,429,665,557.02/613,133.17
  6. Step 6: Final answer
    x = 925,459.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.