Home / 782,507.38-1,173,838.83-283,910.26

Finding the Fourth Proportional to 782,507.38, 1,173,838.83 and 283,910.26

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Solution

The fourth proportional to 782,507.38, 1,173,838.83 and 283,910.26 is: 425,893.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,507.38 : 1,173,838.83 = 283,910.26 : x
  2. Step 2: Convert to fraction form
    782,507.38/1,173,838.83 = 283,910.26/x
  3. Step 3: Cross multiply
    782,507.38x = 1,173,838.83 × 283,910.26
  4. Step 4: Simplify right side
    782,507.38x = 333,264,887,423.40
  5. Step 5: Solve for x
    x = 333,264,887,423.40/782,507.38
  6. Step 6: Final answer
    x = 425,893.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.