Home / 1,483,261.40-2,224,892.10-418,289.60

Finding the Fourth Proportional to 1,483,261.40, 2,224,892.10 and 418,289.60

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Solution

The fourth proportional to 1,483,261.40, 2,224,892.10 and 418,289.60 is: 627,434.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,261.40 : 2,224,892.10 = 418,289.60 : x
  2. Step 2: Convert to fraction form
    1,483,261.40/2,224,892.10 = 418,289.60/x
  3. Step 3: Cross multiply
    1,483,261.40x = 2,224,892.10 × 418,289.60
  4. Step 4: Simplify right side
    1,483,261.40x = 930,649,226,552.16
  5. Step 5: Solve for x
    x = 930,649,226,552.16/1,483,261.40
  6. Step 6: Final answer
    x = 627,434.40

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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.