Home / 843,488.16-1,164,012.30-461,516.46

Finding the Fourth Proportional to 843,488.16, 1,164,012.30 and 461,516.46

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Solution

The fourth proportional to 843,488.16, 1,164,012.30 and 461,516.46 is: 636,891.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,488.16 : 1,164,012.30 = 461,516.46 : x
  2. Step 2: Convert to fraction form
    843,488.16/1,164,012.30 = 461,516.46/x
  3. Step 3: Cross multiply
    843,488.16x = 1,164,012.30 × 461,516.46
  4. Step 4: Simplify right side
    843,488.16x = 537,210,836,092.46
  5. Step 5: Solve for x
    x = 537,210,836,092.46/843,488.16
  6. Step 6: Final answer
    x = 636,891.97

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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.