Home / 845,449.11-1,166,695.52-482,865.44

Finding the Fourth Proportional to 845,449.11, 1,166,695.52 and 482,865.44

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Solution

The fourth proportional to 845,449.11, 1,166,695.52 and 482,865.44 is: 666,340.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,449.11 : 1,166,695.52 = 482,865.44 : x
  2. Step 2: Convert to fraction form
    845,449.11/1,166,695.52 = 482,865.44/x
  3. Step 3: Cross multiply
    845,449.11x = 1,166,695.52 × 482,865.44
  4. Step 4: Simplify right side
    845,449.11x = 563,356,937,363.02
  5. Step 5: Solve for x
    x = 563,356,937,363.02/845,449.11
  6. Step 6: Final answer
    x = 666,340.45

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Double scale
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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.