Home / 843,906.40-1,164,545.76-461,859.28

Finding the Fourth Proportional to 843,906.40, 1,164,545.76 and 461,859.28

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Solution

The fourth proportional to 843,906.40, 1,164,545.76 and 461,859.28 is: 637,341.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,906.40 : 1,164,545.76 = 461,859.28 : x
  2. Step 2: Convert to fraction form
    843,906.40/1,164,545.76 = 461,859.28/x
  3. Step 3: Cross multiply
    843,906.40x = 1,164,545.76 × 461,859.28
  4. Step 4: Simplify right side
    843,906.40x = 537,856,266,240.65
  5. Step 5: Solve for x
    x = 537,856,266,240.65/843,906.40
  6. Step 6: Final answer
    x = 637,341.14

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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.