Home / 502,899.86-693,998.06-273,457.28

Finding the Fourth Proportional to 502,899.86, 693,998.06 and 273,457.28

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Solution

The fourth proportional to 502,899.86, 693,998.06 and 273,457.28 is: 377,369.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,899.86 : 693,998.06 = 273,457.28 : x
  2. Step 2: Convert to fraction form
    502,899.86/693,998.06 = 273,457.28/x
  3. Step 3: Cross multiply
    502,899.86x = 693,998.06 × 273,457.28
  4. Step 4: Simplify right side
    502,899.86x = 189,778,822,180.59
  5. Step 5: Solve for x
    x = 189,778,822,180.59/502,899.86
  6. Step 6: Final answer
    x = 377,369.01

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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.