Home / 1,496,489.65-2,245,066.17-431,448.60

Finding the Fourth Proportional to 1,496,489.65, 2,245,066.17 and 431,448.60

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Solution

The fourth proportional to 1,496,489.65, 2,245,066.17 and 431,448.60 is: 647,268.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,489.65 : 2,245,066.17 = 431,448.60 : x
  2. Step 2: Convert to fraction form
    1,496,489.65/2,245,066.17 = 431,448.60/x
  3. Step 3: Cross multiply
    1,496,489.65x = 2,245,066.17 × 431,448.60
  4. Step 4: Simplify right side
    1,496,489.65x = 968,630,655,953.86
  5. Step 5: Solve for x
    x = 968,630,655,953.86/1,496,489.65
  6. Step 6: Final answer
    x = 647,268.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.