Home / 738,021.40-1,107,032.10-264,535.90

Finding the Fourth Proportional to 738,021.40, 1,107,032.10 and 264,535.90

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Solution

The fourth proportional to 738,021.40, 1,107,032.10 and 264,535.90 is: 396,803.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,021.40 : 1,107,032.10 = 264,535.90 : x
  2. Step 2: Convert to fraction form
    738,021.40/1,107,032.10 = 264,535.90/x
  3. Step 3: Cross multiply
    738,021.40x = 1,107,032.10 × 264,535.90
  4. Step 4: Simplify right side
    738,021.40x = 292,849,732,902.39
  5. Step 5: Solve for x
    x = 292,849,732,902.39/738,021.40
  6. Step 6: Final answer
    x = 396,803.85

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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.