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Finding the Fourth Proportional to 608,767.22, 840,436.62 and 367,111.01

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Solution

The fourth proportional to 608,767.22, 840,436.62 and 367,111.01 is: 506,816.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,767.22 : 840,436.62 = 367,111.01 : x
  2. Step 2: Convert to fraction form
    608,767.22/840,436.62 = 367,111.01/x
  3. Step 3: Cross multiply
    608,767.22x = 840,436.62 × 367,111.01
  4. Step 4: Simplify right side
    608,767.22x = 308,533,536,409.19
  5. Step 5: Solve for x
    x = 308,533,536,409.19/608,767.22
  6. Step 6: Final answer
    x = 506,816.93

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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.