Home / 808,036.88-1,115,062.16-440,506.42

Finding the Fourth Proportional to 808,036.88, 1,115,062.16 and 440,506.42

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Solution

The fourth proportional to 808,036.88, 1,115,062.16 and 440,506.42 is: 607,883.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,036.88 : 1,115,062.16 = 440,506.42 : x
  2. Step 2: Convert to fraction form
    808,036.88/1,115,062.16 = 440,506.42/x
  3. Step 3: Cross multiply
    808,036.88x = 1,115,062.16 × 440,506.42
  4. Step 4: Simplify right side
    808,036.88x = 491,192,035,188.88
  5. Step 5: Solve for x
    x = 491,192,035,188.88/808,036.88
  6. Step 6: Final answer
    x = 607,883.19

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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.