Home / 1,008,408.01-1,391,585.20-549,526.69

Finding the Fourth Proportional to 1,008,408.01, 1,391,585.20 and 549,526.69

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Solution

The fourth proportional to 1,008,408.01, 1,391,585.20 and 549,526.69 is: 758,337.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,408.01 : 1,391,585.20 = 549,526.69 : x
  2. Step 2: Convert to fraction form
    1,008,408.01/1,391,585.20 = 549,526.69/x
  3. Step 3: Cross multiply
    1,008,408.01x = 1,391,585.20 × 549,526.69
  4. Step 4: Simplify right side
    1,008,408.01x = 764,713,208,808.99
  5. Step 5: Solve for x
    x = 764,713,208,808.99/1,008,408.01
  6. Step 6: Final answer
    x = 758,337.10

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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.