Home / 805,054.18-1,110,885.52-482,777.86

Finding the Fourth Proportional to 805,054.18, 1,110,885.52 and 482,777.86

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Solution

The fourth proportional to 805,054.18, 1,110,885.52 and 482,777.86 is: 666,179.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,054.18 : 1,110,885.52 = 482,777.86 : x
  2. Step 2: Convert to fraction form
    805,054.18/1,110,885.52 = 482,777.86/x
  3. Step 3: Cross multiply
    805,054.18x = 1,110,885.52 × 482,777.86
  4. Step 4: Simplify right side
    805,054.18x = 536,310,934,050.59
  5. Step 5: Solve for x
    x = 536,310,934,050.59/805,054.18
  6. Step 6: Final answer
    x = 666,179.93

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1.5x scale

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.