Home / 668,096.39-1,000,963.59-442,922.87

Finding the Fourth Proportional to 668,096.39, 1,000,963.59 and 442,922.87

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Solution

The fourth proportional to 668,096.39, 1,000,963.59 and 442,922.87 is: 663,601.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,096.39 : 1,000,963.59 = 442,922.87 : x
  2. Step 2: Convert to fraction form
    668,096.39/1,000,963.59 = 442,922.87/x
  3. Step 3: Cross multiply
    668,096.39x = 1,000,963.59 × 442,922.87
  4. Step 4: Simplify right side
    668,096.39x = 443,349,661,043.49
  5. Step 5: Solve for x
    x = 443,349,661,043.49/668,096.39
  6. Step 6: Final answer
    x = 663,601.35

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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.