Home / 668,160.34-1,002,407.74-194,845.74

Finding the Fourth Proportional to 668,160.34, 1,002,407.74 and 194,845.74

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Solution

The fourth proportional to 668,160.34, 1,002,407.74 and 194,845.74 is: 292,317.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,160.34 : 1,002,407.74 = 194,845.74 : x
  2. Step 2: Convert to fraction form
    668,160.34/1,002,407.74 = 194,845.74/x
  3. Step 3: Cross multiply
    668,160.34x = 1,002,407.74 × 194,845.74
  4. Step 4: Simplify right side
    668,160.34x = 195,314,877,882.03
  5. Step 5: Solve for x
    x = 195,314,877,882.03/668,160.34
  6. Step 6: Final answer
    x = 292,317.38

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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.