Home / 835,442.08-1,152,879.20-453,460.80

Finding the Fourth Proportional to 835,442.08, 1,152,879.20 and 453,460.80

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Solution

The fourth proportional to 835,442.08, 1,152,879.20 and 453,460.80 is: 625,759.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,442.08 : 1,152,879.20 = 453,460.80 : x
  2. Step 2: Convert to fraction form
    835,442.08/1,152,879.20 = 453,460.80/x
  3. Step 3: Cross multiply
    835,442.08x = 1,152,879.20 × 453,460.80
  4. Step 4: Simplify right side
    835,442.08x = 522,785,524,335.36
  5. Step 5: Solve for x
    x = 522,785,524,335.36/835,442.08
  6. Step 6: Final answer
    x = 625,759.15

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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.