Home / 891,466.74-1,230,220.06-483,568.76

Finding the Fourth Proportional to 891,466.74, 1,230,220.06 and 483,568.76

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Solution

The fourth proportional to 891,466.74, 1,230,220.06 and 483,568.76 is: 667,322.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,466.74 : 1,230,220.06 = 483,568.76 : x
  2. Step 2: Convert to fraction form
    891,466.74/1,230,220.06 = 483,568.76/x
  3. Step 3: Cross multiply
    891,466.74x = 1,230,220.06 × 483,568.76
  4. Step 4: Simplify right side
    891,466.74x = 594,895,990,807.95
  5. Step 5: Solve for x
    x = 594,895,990,807.95/891,466.74
  6. Step 6: Final answer
    x = 667,322.70

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Double scale
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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.