Home / 1,008,332.85-1,391,534.49-549,485.22

Finding the Fourth Proportional to 1,008,332.85, 1,391,534.49 and 549,485.22

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Solution

The fourth proportional to 1,008,332.85, 1,391,534.49 and 549,485.22 is: 758,308.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,332.85 : 1,391,534.49 = 549,485.22 : x
  2. Step 2: Convert to fraction form
    1,008,332.85/1,391,534.49 = 549,485.22/x
  3. Step 3: Cross multiply
    1,008,332.85x = 1,391,534.49 × 549,485.22
  4. Step 4: Simplify right side
    1,008,332.85x = 764,627,635,375.24
  5. Step 5: Solve for x
    x = 764,627,635,375.24/1,008,332.85
  6. Step 6: Final answer
    x = 758,308.76

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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.