Home / 892,706.05-1,338,796.23-487,433.08

Finding the Fourth Proportional to 892,706.05, 1,338,796.23 and 487,433.08

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Solution

The fourth proportional to 892,706.05, 1,338,796.23 and 487,433.08 is: 731,006.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,706.05 : 1,338,796.23 = 487,433.08 : x
  2. Step 2: Convert to fraction form
    892,706.05/1,338,796.23 = 487,433.08/x
  3. Step 3: Cross multiply
    892,706.05x = 1,338,796.23 × 487,433.08
  4. Step 4: Simplify right side
    892,706.05x = 652,573,569,881.29
  5. Step 5: Solve for x
    x = 652,573,569,881.29/892,706.05
  6. Step 6: Final answer
    x = 731,006.10

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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.