Home / 320,813.04-442,820.58-184,937.88

Finding the Fourth Proportional to 320,813.04, 442,820.58 and 184,937.88

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Solution

The fourth proportional to 320,813.04, 442,820.58 and 184,937.88 is: 255,271.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,813.04 : 442,820.58 = 184,937.88 : x
  2. Step 2: Convert to fraction form
    320,813.04/442,820.58 = 184,937.88/x
  3. Step 3: Cross multiply
    320,813.04x = 442,820.58 × 184,937.88
  4. Step 4: Simplify right side
    320,813.04x = 81,894,299,285.57
  5. Step 5: Solve for x
    x = 81,894,299,285.57/320,813.04
  6. Step 6: Final answer
    x = 255,271.11

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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.