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Finding the Fourth Proportional to 561,775.77, 842,875.77 and 337,292.69

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Solution

The fourth proportional to 561,775.77, 842,875.77 and 337,292.69 is: 506,066.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,775.77 : 842,875.77 = 337,292.69 : x
  2. Step 2: Convert to fraction form
    561,775.77/842,875.77 = 337,292.69/x
  3. Step 3: Cross multiply
    561,775.77x = 842,875.77 × 337,292.69
  4. Step 4: Simplify right side
    561,775.77x = 284,295,831,584.74
  5. Step 5: Solve for x
    x = 284,295,831,584.74/561,775.77
  6. Step 6: Final answer
    x = 506,066.38

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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.