Home / 729,843.23-1,006,834.25-457,774.96

Finding the Fourth Proportional to 729,843.23, 1,006,834.25 and 457,774.96

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Solution

The fourth proportional to 729,843.23, 1,006,834.25 and 457,774.96 is: 631,510.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,843.23 : 1,006,834.25 = 457,774.96 : x
  2. Step 2: Convert to fraction form
    729,843.23/1,006,834.25 = 457,774.96/x
  3. Step 3: Cross multiply
    729,843.23x = 1,006,834.25 × 457,774.96
  4. Step 4: Simplify right side
    729,843.23x = 460,903,509,035.55
  5. Step 5: Solve for x
    x = 460,903,509,035.55/729,843.23
  6. Step 6: Final answer
    x = 631,510.29

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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.