Home / 320,225.34-441,884.38-176,985.35

Finding the Fourth Proportional to 320,225.34, 441,884.38 and 176,985.35

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Solution

The fourth proportional to 320,225.34, 441,884.38 and 176,985.35 is: 244,225.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,225.34 : 441,884.38 = 176,985.35 : x
  2. Step 2: Convert to fraction form
    320,225.34/441,884.38 = 176,985.35/x
  3. Step 3: Cross multiply
    320,225.34x = 441,884.38 × 176,985.35
  4. Step 4: Simplify right side
    320,225.34x = 78,207,061,653.83
  5. Step 5: Solve for x
    x = 78,207,061,653.83/320,225.34
  6. Step 6: Final answer
    x = 244,225.09

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1.5x scale

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.