Home / 935,427.88-1,403,223.90-261,516.52

Finding the Fourth Proportional to 935,427.88, 1,403,223.90 and 261,516.52

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Solution

The fourth proportional to 935,427.88, 1,403,223.90 and 261,516.52 is: 392,297.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,427.88 : 1,403,223.90 = 261,516.52 : x
  2. Step 2: Convert to fraction form
    935,427.88/1,403,223.90 = 261,516.52/x
  3. Step 3: Cross multiply
    935,427.88x = 1,403,223.90 × 261,516.52
  4. Step 4: Simplify right side
    935,427.88x = 366,966,231,108.83
  5. Step 5: Solve for x
    x = 366,966,231,108.83/935,427.88
  6. Step 6: Final answer
    x = 392,297.73

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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.