Home / 803,725.60-1,203,911.70-377,625.10

Finding the Fourth Proportional to 803,725.60, 1,203,911.70 and 377,625.10

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Solution

The fourth proportional to 803,725.60, 1,203,911.70 and 377,625.10 is: 565,649.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,725.60 : 1,203,911.70 = 377,625.10 : x
  2. Step 2: Convert to fraction form
    803,725.60/1,203,911.70 = 377,625.10/x
  3. Step 3: Cross multiply
    803,725.60x = 1,203,911.70 × 377,625.10
  4. Step 4: Simplify right side
    803,725.60x = 454,627,276,103.67
  5. Step 5: Solve for x
    x = 454,627,276,103.67/803,725.60
  6. Step 6: Final answer
    x = 565,649.86

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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.