Home / 320,804.23-442,730.46-184,835.74

Finding the Fourth Proportional to 320,804.23, 442,730.46 and 184,835.74

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Solution

The fourth proportional to 320,804.23, 442,730.46 and 184,835.74 is: 255,085.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,804.23 : 442,730.46 = 184,835.74 : x
  2. Step 2: Convert to fraction form
    320,804.23/442,730.46 = 184,835.74/x
  3. Step 3: Cross multiply
    320,804.23x = 442,730.46 × 184,835.74
  4. Step 4: Simplify right side
    320,804.23x = 81,832,412,194.64
  5. Step 5: Solve for x
    x = 81,832,412,194.64/320,804.23
  6. Step 6: Final answer
    x = 255,085.20

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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.