Home / 1,008,503.01-1,391,716.31-549,621.81

Finding the Fourth Proportional to 1,008,503.01, 1,391,716.31 and 549,621.81

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Solution

The fourth proportional to 1,008,503.01, 1,391,716.31 and 549,621.81 is: 758,468.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,503.01 : 1,391,716.31 = 549,621.81 : x
  2. Step 2: Convert to fraction form
    1,008,503.01/1,391,716.31 = 549,621.81/x
  3. Step 3: Cross multiply
    1,008,503.01x = 1,391,716.31 × 549,621.81
  4. Step 4: Simplify right side
    1,008,503.01x = 764,917,634,560.61
  5. Step 5: Solve for x
    x = 764,917,634,560.61/1,008,503.01
  6. Step 6: Final answer
    x = 758,468.37

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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.