Home / 253,527.31-349,595.62-213,680.17

Finding the Fourth Proportional to 253,527.31, 349,595.62 and 213,680.17

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Solution

The fourth proportional to 253,527.31, 349,595.62 and 213,680.17 is: 294,649.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,527.31 : 349,595.62 = 213,680.17 : x
  2. Step 2: Convert to fraction form
    253,527.31/349,595.62 = 213,680.17/x
  3. Step 3: Cross multiply
    253,527.31x = 349,595.62 × 213,680.17
  4. Step 4: Simplify right side
    253,527.31x = 74,701,651,512.86
  5. Step 5: Solve for x
    x = 74,701,651,512.86/253,527.31
  6. Step 6: Final answer
    x = 294,649.33

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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.