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Finding the Fourth Proportional to 709,864.73, 1,064,797.08 and 377,362.97

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Solution

The fourth proportional to 709,864.73, 1,064,797.08 and 377,362.97 is: 566,044.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,864.73 : 1,064,797.08 = 377,362.97 : x
  2. Step 2: Convert to fraction form
    709,864.73/1,064,797.08 = 377,362.97/x
  3. Step 3: Cross multiply
    709,864.73x = 1,064,797.08 × 377,362.97
  4. Step 4: Simplify right side
    709,864.73x = 401,814,983,232.14
  5. Step 5: Solve for x
    x = 401,814,983,232.14/709,864.73
  6. Step 6: Final answer
    x = 566,044.44

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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.