Home / 1,008,266.67-1,391,390.49-549,385.01

Finding the Fourth Proportional to 1,008,266.67, 1,391,390.49 and 549,385.01

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Solution

The fourth proportional to 1,008,266.67, 1,391,390.49 and 549,385.01 is: 758,141.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,266.67 : 1,391,390.49 = 549,385.01 : x
  2. Step 2: Convert to fraction form
    1,008,266.67/1,391,390.49 = 549,385.01/x
  3. Step 3: Cross multiply
    1,008,266.67x = 1,391,390.49 × 549,385.01
  4. Step 4: Simplify right side
    1,008,266.67x = 764,409,083,319.79
  5. Step 5: Solve for x
    x = 764,409,083,319.79/1,008,266.67
  6. Step 6: Final answer
    x = 758,141.78

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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.