Home / 835,422.54-1,152,852.21-453,441.12

Finding the Fourth Proportional to 835,422.54, 1,152,852.21 and 453,441.12

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Solution

The fourth proportional to 835,422.54, 1,152,852.21 and 453,441.12 is: 625,731.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,422.54 : 1,152,852.21 = 453,441.12 : x
  2. Step 2: Convert to fraction form
    835,422.54/1,152,852.21 = 453,441.12/x
  3. Step 3: Cross multiply
    835,422.54x = 1,152,852.21 × 453,441.12
  4. Step 4: Simplify right side
    835,422.54x = 522,750,597,296.88
  5. Step 5: Solve for x
    x = 522,750,597,296.88/835,422.54
  6. Step 6: Final answer
    x = 625,731.98

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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.