Home / 994,484.70-1,372,029.02-650,516.78

Finding the Fourth Proportional to 994,484.70, 1,372,029.02 and 650,516.78

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Solution

The fourth proportional to 994,484.70, 1,372,029.02 and 650,516.78 is: 897,477.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,484.70 : 1,372,029.02 = 650,516.78 : x
  2. Step 2: Convert to fraction form
    994,484.70/1,372,029.02 = 650,516.78/x
  3. Step 3: Cross multiply
    994,484.70x = 1,372,029.02 × 650,516.78
  4. Step 4: Simplify right side
    994,484.70x = 892,527,900,156.96
  5. Step 5: Solve for x
    x = 892,527,900,156.96/994,484.70
  6. Step 6: Final answer
    x = 897,477.76

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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.