Home / 372,036.35-513,427.73-210,894.54

Finding the Fourth Proportional to 372,036.35, 513,427.73 and 210,894.54

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Solution

The fourth proportional to 372,036.35, 513,427.73 and 210,894.54 is: 291,044.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,036.35 : 513,427.73 = 210,894.54 : x
  2. Step 2: Convert to fraction form
    372,036.35/513,427.73 = 210,894.54/x
  3. Step 3: Cross multiply
    372,036.35x = 513,427.73 × 210,894.54
  4. Step 4: Simplify right side
    372,036.35x = 108,279,104,941.59
  5. Step 5: Solve for x
    x = 108,279,104,941.59/372,036.35
  6. Step 6: Final answer
    x = 291,044.42

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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.