Home / 363,733.02-502,159.77-243,078.66

Finding the Fourth Proportional to 363,733.02, 502,159.77 and 243,078.66

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Solution

The fourth proportional to 363,733.02, 502,159.77 and 243,078.66 is: 335,587.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,733.02 : 502,159.77 = 243,078.66 : x
  2. Step 2: Convert to fraction form
    363,733.02/502,159.77 = 243,078.66/x
  3. Step 3: Cross multiply
    363,733.02x = 502,159.77 × 243,078.66
  4. Step 4: Simplify right side
    363,733.02x = 122,064,323,997.51
  5. Step 5: Solve for x
    x = 122,064,323,997.51/363,733.02
  6. Step 6: Final answer
    x = 335,587.69

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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.