Home / 343,869.19-474,541.15-214,882.56

Finding the Fourth Proportional to 343,869.19, 474,541.15 and 214,882.56

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Solution

The fourth proportional to 343,869.19, 474,541.15 and 214,882.56 is: 296,538.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,869.19 : 474,541.15 = 214,882.56 : x
  2. Step 2: Convert to fraction form
    343,869.19/474,541.15 = 214,882.56/x
  3. Step 3: Cross multiply
    343,869.19x = 474,541.15 × 214,882.56
  4. Step 4: Simplify right side
    343,869.19x = 101,970,617,137.34
  5. Step 5: Solve for x
    x = 101,970,617,137.34/343,869.19
  6. Step 6: Final answer
    x = 296,538.98

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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.