Home / 824,102.59-1,137,207.44-461,443.31

Finding the Fourth Proportional to 824,102.59, 1,137,207.44 and 461,443.31

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Solution

The fourth proportional to 824,102.59, 1,137,207.44 and 461,443.31 is: 636,761.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,102.59 : 1,137,207.44 = 461,443.31 : x
  2. Step 2: Convert to fraction form
    824,102.59/1,137,207.44 = 461,443.31/x
  3. Step 3: Cross multiply
    824,102.59x = 1,137,207.44 × 461,443.31
  4. Step 4: Simplify right side
    824,102.59x = 524,756,769,266.85
  5. Step 5: Solve for x
    x = 524,756,769,266.85/824,102.59
  6. Step 6: Final answer
    x = 636,761.46

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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.