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Finding the Fourth Proportional to 544,345.33, 751,154 and 302,613.19

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Solution

The fourth proportional to 544,345.33, 751,154 and 302,613.19 is: 417,582.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,345.33 : 751,154 = 302,613.19 : x
  2. Step 2: Convert to fraction form
    544,345.33/751,154 = 302,613.19/x
  3. Step 3: Cross multiply
    544,345.33x = 751,154 × 302,613.19
  4. Step 4: Simplify right side
    544,345.33x = 227,309,108,121.26
  5. Step 5: Solve for x
    x = 227,309,108,121.26/544,345.33
  6. Step 6: Final answer
    x = 417,582.54

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1.5x scale

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.