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Finding the Fourth Proportional to 608,767.47, 840,436.97 and 367,111.26

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Solution

The fourth proportional to 608,767.47, 840,436.97 and 367,111.26 is: 506,817.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,767.47 : 840,436.97 = 367,111.26 : x
  2. Step 2: Convert to fraction form
    608,767.47/840,436.97 = 367,111.26/x
  3. Step 3: Cross multiply
    608,767.47x = 840,436.97 × 367,111.26
  4. Step 4: Simplify right side
    608,767.47x = 308,533,873,171.73
  5. Step 5: Solve for x
    x = 308,533,873,171.73/608,767.47
  6. Step 6: Final answer
    x = 506,817.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.