Home / 942,681.66-1,414,243.98-311,595.48

Finding the Fourth Proportional to 942,681.66, 1,414,243.98 and 311,595.48

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Solution

The fourth proportional to 942,681.66, 1,414,243.98 and 311,595.48 is: 467,466.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,681.66 : 1,414,243.98 = 311,595.48 : x
  2. Step 2: Convert to fraction form
    942,681.66/1,414,243.98 = 311,595.48/x
  3. Step 3: Cross multiply
    942,681.66x = 1,414,243.98 × 311,595.48
  4. Step 4: Simplify right side
    942,681.66x = 440,672,031,785.21
  5. Step 5: Solve for x
    x = 440,672,031,785.21/942,681.66
  6. Step 6: Final answer
    x = 467,466.43

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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.