Home / 772,840.43-1,159,263.61-323,245.92

Finding the Fourth Proportional to 772,840.43, 1,159,263.61 and 323,245.92

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Solution

The fourth proportional to 772,840.43, 1,159,263.61 and 323,245.92 is: 484,870.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,840.43 : 1,159,263.61 = 323,245.92 : x
  2. Step 2: Convert to fraction form
    772,840.43/1,159,263.61 = 323,245.92/x
  3. Step 3: Cross multiply
    772,840.43x = 1,159,263.61 × 323,245.92
  4. Step 4: Simplify right side
    772,840.43x = 374,727,230,973.50
  5. Step 5: Solve for x
    x = 374,727,230,973.50/772,840.43
  6. Step 6: Final answer
    x = 484,870.12

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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.