Home / 320,071.30-441,703.02-176,834.64

Finding the Fourth Proportional to 320,071.30, 441,703.02 and 176,834.64

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Solution

The fourth proportional to 320,071.30, 441,703.02 and 176,834.64 is: 244,034.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,071.30 : 441,703.02 = 176,834.64 : x
  2. Step 2: Convert to fraction form
    320,071.30/441,703.02 = 176,834.64/x
  3. Step 3: Cross multiply
    320,071.30x = 441,703.02 × 176,834.64
  4. Step 4: Simplify right side
    320,071.30x = 78,108,396,848.13
  5. Step 5: Solve for x
    x = 78,108,396,848.13/320,071.30
  6. Step 6: Final answer
    x = 244,034.37

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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.