Home / 1,476,803.36-2,215,204.82-354,872.36

Finding the Fourth Proportional to 1,476,803.36, 2,215,204.82 and 354,872.36

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Solution

The fourth proportional to 1,476,803.36, 2,215,204.82 and 354,872.36 is: 532,308.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,803.36 : 2,215,204.82 = 354,872.36 : x
  2. Step 2: Convert to fraction form
    1,476,803.36/2,215,204.82 = 354,872.36/x
  3. Step 3: Cross multiply
    1,476,803.36x = 2,215,204.82 × 354,872.36
  4. Step 4: Simplify right side
    1,476,803.36x = 786,114,962,356.78
  5. Step 5: Solve for x
    x = 786,114,962,356.78/1,476,803.36
  6. Step 6: Final answer
    x = 532,308.49

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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.