Home / 649,388.52-896,159.48-362,913.39

Finding the Fourth Proportional to 649,388.52, 896,159.48 and 362,913.39

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Solution

The fourth proportional to 649,388.52, 896,159.48 and 362,913.39 is: 500,822.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,388.52 : 896,159.48 = 362,913.39 : x
  2. Step 2: Convert to fraction form
    649,388.52/896,159.48 = 362,913.39/x
  3. Step 3: Cross multiply
    649,388.52x = 896,159.48 × 362,913.39
  4. Step 4: Simplify right side
    649,388.52x = 325,228,273,052.87
  5. Step 5: Solve for x
    x = 325,228,273,052.87/649,388.52
  6. Step 6: Final answer
    x = 500,822.33

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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.