Home / 792,041.86-1,187,669.72-252,227.78

Finding the Fourth Proportional to 792,041.86, 1,187,669.72 and 252,227.78

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Solution

The fourth proportional to 792,041.86, 1,187,669.72 and 252,227.78 is: 378,216.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,041.86 : 1,187,669.72 = 252,227.78 : x
  2. Step 2: Convert to fraction form
    792,041.86/1,187,669.72 = 252,227.78/x
  3. Step 3: Cross multiply
    792,041.86x = 1,187,669.72 × 252,227.78
  4. Step 4: Simplify right side
    792,041.86x = 299,563,296,848.82
  5. Step 5: Solve for x
    x = 299,563,296,848.82/792,041.86
  6. Step 6: Final answer
    x = 378,216.50

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1.5x scale

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.