Home / 320,814.61-442,714.21-184,848.82

Finding the Fourth Proportional to 320,814.61, 442,714.21 and 184,848.82

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Solution

The fourth proportional to 320,814.61, 442,714.21 and 184,848.82 is: 255,085.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,814.61 : 442,714.21 = 184,848.82 : x
  2. Step 2: Convert to fraction form
    320,814.61/442,714.21 = 184,848.82/x
  3. Step 3: Cross multiply
    320,814.61x = 442,714.21 × 184,848.82
  4. Step 4: Simplify right side
    320,814.61x = 81,835,197,746.82
  5. Step 5: Solve for x
    x = 81,835,197,746.82/320,814.61
  6. Step 6: Final answer
    x = 255,085.63

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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.