Home / 1,123,353.25-1,685,029.88-375,399.25

Finding the Fourth Proportional to 1,123,353.25, 1,685,029.88 and 375,399.25

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Solution

The fourth proportional to 1,123,353.25, 1,685,029.88 and 375,399.25 is: 563,098.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,353.25 : 1,685,029.88 = 375,399.25 : x
  2. Step 2: Convert to fraction form
    1,123,353.25/1,685,029.88 = 375,399.25/x
  3. Step 3: Cross multiply
    1,123,353.25x = 1,685,029.88 × 375,399.25
  4. Step 4: Simplify right side
    1,123,353.25x = 632,558,953,179.59
  5. Step 5: Solve for x
    x = 632,558,953,179.59/1,123,353.25
  6. Step 6: Final answer
    x = 563,098.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.