Home / 738,996.72-1,019,845.71-466,965.36

Finding the Fourth Proportional to 738,996.72, 1,019,845.71 and 466,965.36

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Solution

The fourth proportional to 738,996.72, 1,019,845.71 and 466,965.36 is: 644,431.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,996.72 : 1,019,845.71 = 466,965.36 : x
  2. Step 2: Convert to fraction form
    738,996.72/1,019,845.71 = 466,965.36/x
  3. Step 3: Cross multiply
    738,996.72x = 1,019,845.71 × 466,965.36
  4. Step 4: Simplify right side
    738,996.72x = 476,232,619,114.61
  5. Step 5: Solve for x
    x = 476,232,619,114.61/738,996.72
  6. Step 6: Final answer
    x = 644,431.30

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1.5x scale

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.