Home / 845,508.36-1,166,736.78-482,882.16

Finding the Fourth Proportional to 845,508.36, 1,166,736.78 and 482,882.16

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Solution

The fourth proportional to 845,508.36, 1,166,736.78 and 482,882.16 is: 666,340.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,508.36 : 1,166,736.78 = 482,882.16 : x
  2. Step 2: Convert to fraction form
    845,508.36/1,166,736.78 = 482,882.16/x
  3. Step 3: Cross multiply
    845,508.36x = 1,166,736.78 × 482,882.16
  4. Step 4: Simplify right side
    845,508.36x = 563,396,376,477.85
  5. Step 5: Solve for x
    x = 563,396,376,477.85/845,508.36
  6. Step 6: Final answer
    x = 666,340.40

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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.