Home / 929,784.92-1,283,014.58-521,793.23

Finding the Fourth Proportional to 929,784.92, 1,283,014.58 and 521,793.23

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Solution

The fourth proportional to 929,784.92, 1,283,014.58 and 521,793.23 is: 720,024.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,784.92 : 1,283,014.58 = 521,793.23 : x
  2. Step 2: Convert to fraction form
    929,784.92/1,283,014.58 = 521,793.23/x
  3. Step 3: Cross multiply
    929,784.92x = 1,283,014.58 × 521,793.23
  4. Step 4: Simplify right side
    929,784.92x = 669,468,320,028.21
  5. Step 5: Solve for x
    x = 669,468,320,028.21/929,784.92
  6. Step 6: Final answer
    x = 720,024.93

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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.