Home / 832,152.12-1,148,367.36-450,178.80

Finding the Fourth Proportional to 832,152.12, 1,148,367.36 and 450,178.80

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Solution

The fourth proportional to 832,152.12, 1,148,367.36 and 450,178.80 is: 621,245.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,152.12 : 1,148,367.36 = 450,178.80 : x
  2. Step 2: Convert to fraction form
    832,152.12/1,148,367.36 = 450,178.80/x
  3. Step 3: Cross multiply
    832,152.12x = 1,148,367.36 × 450,178.80
  4. Step 4: Simplify right side
    832,152.12x = 516,970,640,083.97
  5. Step 5: Solve for x
    x = 516,970,640,083.97/832,152.12
  6. Step 6: Final answer
    x = 621,245.36

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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.