Home / 1,008,324.84-1,391,523.45-549,477.21

Finding the Fourth Proportional to 1,008,324.84, 1,391,523.45 and 549,477.21

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Solution

The fourth proportional to 1,008,324.84, 1,391,523.45 and 549,477.21 is: 758,297.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,324.84 : 1,391,523.45 = 549,477.21 : x
  2. Step 2: Convert to fraction form
    1,008,324.84/1,391,523.45 = 549,477.21/x
  3. Step 3: Cross multiply
    1,008,324.84x = 1,391,523.45 × 549,477.21
  4. Step 4: Simplify right side
    1,008,324.84x = 764,610,422,955.58
  5. Step 5: Solve for x
    x = 764,610,422,955.58/1,008,324.84
  6. Step 6: Final answer
    x = 758,297.72

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Double scale
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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.