Home / 835,441.80-1,152,878.76-453,460.44

Finding the Fourth Proportional to 835,441.80, 1,152,878.76 and 453,460.44

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Solution

The fourth proportional to 835,441.80, 1,152,878.76 and 453,460.44 is: 625,758.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,441.80 : 1,152,878.76 = 453,460.44 : x
  2. Step 2: Convert to fraction form
    835,441.80/1,152,878.76 = 453,460.44/x
  3. Step 3: Cross multiply
    835,441.80x = 1,152,878.76 × 453,460.44
  4. Step 4: Simplify right side
    835,441.80x = 522,784,909,776.25
  5. Step 5: Solve for x
    x = 522,784,909,776.25/835,441.80
  6. Step 6: Final answer
    x = 625,758.62

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Double scale
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Similar ratio
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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.