Home / 349,275.68-481,790.40-213,247.52

Finding the Fourth Proportional to 349,275.68, 481,790.40 and 213,247.52

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Solution

The fourth proportional to 349,275.68, 481,790.40 and 213,247.52 is: 294,153.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,275.68 : 481,790.40 = 213,247.52 : x
  2. Step 2: Convert to fraction form
    349,275.68/481,790.40 = 213,247.52/x
  3. Step 3: Cross multiply
    349,275.68x = 481,790.40 × 213,247.52
  4. Step 4: Simplify right side
    349,275.68x = 102,740,607,959.81
  5. Step 5: Solve for x
    x = 102,740,607,959.81/349,275.68
  6. Step 6: Final answer
    x = 294,153.34

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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.