Home / 369,243.30-509,556.48-214,224.72

Finding the Fourth Proportional to 369,243.30, 509,556.48 and 214,224.72

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Solution

The fourth proportional to 369,243.30, 509,556.48 and 214,224.72 is: 295,630.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,243.30 : 509,556.48 = 214,224.72 : x
  2. Step 2: Convert to fraction form
    369,243.30/509,556.48 = 214,224.72/x
  3. Step 3: Cross multiply
    369,243.30x = 509,556.48 × 214,224.72
  4. Step 4: Simplify right side
    369,243.30x = 109,159,594,252.19
  5. Step 5: Solve for x
    x = 109,159,594,252.19/369,243.30
  6. Step 6: Final answer
    x = 295,630.53

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1.5x scale

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.