Home / 730,003.69-1,095,005.53-231,367.69

Finding the Fourth Proportional to 730,003.69, 1,095,005.53 and 231,367.69

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Solution

The fourth proportional to 730,003.69, 1,095,005.53 and 231,367.69 is: 347,051.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,003.69 : 1,095,005.53 = 231,367.69 : x
  2. Step 2: Convert to fraction form
    730,003.69/1,095,005.53 = 231,367.69/x
  3. Step 3: Cross multiply
    730,003.69x = 1,095,005.53 × 231,367.69
  4. Step 4: Simplify right side
    730,003.69x = 253,348,897,565.02
  5. Step 5: Solve for x
    x = 253,348,897,565.02/730,003.69
  6. Step 6: Final answer
    x = 347,051.53

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.