Home / 1,127,429.31-1,691,383.08-369,214.74

Finding the Fourth Proportional to 1,127,429.31, 1,691,383.08 and 369,214.74

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Solution

The fourth proportional to 1,127,429.31, 1,691,383.08 and 369,214.74 is: 553,900.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,429.31 : 1,691,383.08 = 369,214.74 : x
  2. Step 2: Convert to fraction form
    1,127,429.31/1,691,383.08 = 369,214.74/x
  3. Step 3: Cross multiply
    1,127,429.31x = 1,691,383.08 × 369,214.74
  4. Step 4: Simplify right side
    1,127,429.31x = 624,483,564,122.60
  5. Step 5: Solve for x
    x = 624,483,564,122.60/1,127,429.31
  6. Step 6: Final answer
    x = 553,900.42

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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.