Home / 842,622.93-1,162,736.09-480,025.18

Finding the Fourth Proportional to 842,622.93, 1,162,736.09 and 480,025.18

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Solution

The fourth proportional to 842,622.93, 1,162,736.09 and 480,025.18 is: 662,387.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,622.93 : 1,162,736.09 = 480,025.18 : x
  2. Step 2: Convert to fraction form
    842,622.93/1,162,736.09 = 480,025.18/x
  3. Step 3: Cross multiply
    842,622.93x = 1,162,736.09 × 480,025.18
  4. Step 4: Simplify right side
    842,622.93x = 558,142,595,587.78
  5. Step 5: Solve for x
    x = 558,142,595,587.78/842,622.93
  6. Step 6: Final answer
    x = 662,387.14

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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.