Home / 808,036.26-1,212,411.44-423,693.34

Finding the Fourth Proportional to 808,036.26, 1,212,411.44 and 423,693.34

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Solution

The fourth proportional to 808,036.26, 1,212,411.44 and 423,693.34 is: 635,727.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,036.26 : 1,212,411.44 = 423,693.34 : x
  2. Step 2: Convert to fraction form
    808,036.26/1,212,411.44 = 423,693.34/x
  3. Step 3: Cross multiply
    808,036.26x = 1,212,411.44 × 423,693.34
  4. Step 4: Simplify right side
    808,036.26x = 513,690,652,467.81
  5. Step 5: Solve for x
    x = 513,690,652,467.81/808,036.26
  6. Step 6: Final answer
    x = 635,727.23

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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.