Home / 739,989.45-1,021,076.01-433,950.39

Finding the Fourth Proportional to 739,989.45, 1,021,076.01 and 433,950.39

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Solution

The fourth proportional to 739,989.45, 1,021,076.01 and 433,950.39 is: 598,787.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,989.45 : 1,021,076.01 = 433,950.39 : x
  2. Step 2: Convert to fraction form
    739,989.45/1,021,076.01 = 433,950.39/x
  3. Step 3: Cross multiply
    739,989.45x = 1,021,076.01 × 433,950.39
  4. Step 4: Simplify right side
    739,989.45x = 443,096,332,759.14
  5. Step 5: Solve for x
    x = 443,096,332,759.14/739,989.45
  6. Step 6: Final answer
    x = 598,787.36

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Double scale
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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.