Home / 891,308.56-1,230,002.26-483,408.76

Finding the Fourth Proportional to 891,308.56, 1,230,002.26 and 483,408.76

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Solution

The fourth proportional to 891,308.56, 1,230,002.26 and 483,408.76 is: 667,102.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,308.56 : 1,230,002.26 = 483,408.76 : x
  2. Step 2: Convert to fraction form
    891,308.56/1,230,002.26 = 483,408.76/x
  3. Step 3: Cross multiply
    891,308.56x = 1,230,002.26 × 483,408.76
  4. Step 4: Simplify right side
    891,308.56x = 594,593,867,303.80
  5. Step 5: Solve for x
    x = 594,593,867,303.80/891,308.56
  6. Step 6: Final answer
    x = 667,102.16

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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.