Home / 804,909.90-1,207,364.85-484,733.10

Finding the Fourth Proportional to 804,909.90, 1,207,364.85 and 484,733.10

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Solution

The fourth proportional to 804,909.90, 1,207,364.85 and 484,733.10 is: 727,099.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,909.90 : 1,207,364.85 = 484,733.10 : x
  2. Step 2: Convert to fraction form
    804,909.90/1,207,364.85 = 484,733.10/x
  3. Step 3: Cross multiply
    804,909.90x = 1,207,364.85 × 484,733.10
  4. Step 4: Simplify right side
    804,909.90x = 585,249,706,571.54
  5. Step 5: Solve for x
    x = 585,249,706,571.54/804,909.90
  6. Step 6: Final answer
    x = 727,099.65

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.