Home / 1,008,465.72-1,391,682.95-549,580.42

Finding the Fourth Proportional to 1,008,465.72, 1,391,682.95 and 549,580.42

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Solution

The fourth proportional to 1,008,465.72, 1,391,682.95 and 549,580.42 is: 758,421.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,465.72 : 1,391,682.95 = 549,580.42 : x
  2. Step 2: Convert to fraction form
    1,008,465.72/1,391,682.95 = 549,580.42/x
  3. Step 3: Cross multiply
    1,008,465.72x = 1,391,682.95 × 549,580.42
  4. Step 4: Simplify right side
    1,008,465.72x = 764,841,695,760.66
  5. Step 5: Solve for x
    x = 764,841,695,760.66/1,008,465.72
  6. Step 6: Final answer
    x = 758,421.12

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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.