Home / 348,533.10-481,282.40-217,934.58

Finding the Fourth Proportional to 348,533.10, 481,282.40 and 217,934.58

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Solution

The fourth proportional to 348,533.10, 481,282.40 and 217,934.58 is: 300,941.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,533.10 : 481,282.40 = 217,934.58 : x
  2. Step 2: Convert to fraction form
    348,533.10/481,282.40 = 217,934.58/x
  3. Step 3: Cross multiply
    348,533.10x = 481,282.40 × 217,934.58
  4. Step 4: Simplify right side
    348,533.10x = 104,888,074,461.86
  5. Step 5: Solve for x
    x = 104,888,074,461.86/348,533.10
  6. Step 6: Final answer
    x = 300,941.50

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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.