Home / 613,044.48-845,723.52-443,009.28

Finding the Fourth Proportional to 613,044.48, 845,723.52 and 443,009.28

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Solution

The fourth proportional to 613,044.48, 845,723.52 and 443,009.28 is: 611,152.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,044.48 : 845,723.52 = 443,009.28 : x
  2. Step 2: Convert to fraction form
    613,044.48/845,723.52 = 443,009.28/x
  3. Step 3: Cross multiply
    613,044.48x = 845,723.52 × 443,009.28
  4. Step 4: Simplify right side
    613,044.48x = 374,663,367,674.27
  5. Step 5: Solve for x
    x = 374,663,367,674.27/613,044.48
  6. Step 6: Final answer
    x = 611,152.01

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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.