Home / 934,560.42-1,289,694.54-504,840.57

Finding the Fourth Proportional to 934,560.42, 1,289,694.54 and 504,840.57

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Solution

The fourth proportional to 934,560.42, 1,289,694.54 and 504,840.57 is: 696,680.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,560.42 : 1,289,694.54 = 504,840.57 : x
  2. Step 2: Convert to fraction form
    934,560.42/1,289,694.54 = 504,840.57/x
  3. Step 3: Cross multiply
    934,560.42x = 1,289,694.54 × 504,840.57
  4. Step 4: Simplify right side
    934,560.42x = 651,090,126,699.49
  5. Step 5: Solve for x
    x = 651,090,126,699.49/934,560.42
  6. Step 6: Final answer
    x = 696,680.61

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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.