Home / 843,813.70-1,164,462.91-461,840.48

Finding the Fourth Proportional to 843,813.70, 1,164,462.91 and 461,840.48

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Solution

The fourth proportional to 843,813.70, 1,164,462.91 and 461,840.48 is: 637,339.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,813.70 : 1,164,462.91 = 461,840.48 : x
  2. Step 2: Convert to fraction form
    843,813.70/1,164,462.91 = 461,840.48/x
  3. Step 3: Cross multiply
    843,813.70x = 1,164,462.91 × 461,840.48
  4. Step 4: Simplify right side
    843,813.70x = 537,796,114,535.45
  5. Step 5: Solve for x
    x = 537,796,114,535.45/843,813.70
  6. Step 6: Final answer
    x = 637,339.87

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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.