Home / 730,021.02-1,094,841.45-309,080.22

Finding the Fourth Proportional to 730,021.02, 1,094,841.45 and 309,080.22

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Solution

The fourth proportional to 730,021.02, 1,094,841.45 and 309,080.22 is: 463,539.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,021.02 : 1,094,841.45 = 309,080.22 : x
  2. Step 2: Convert to fraction form
    730,021.02/1,094,841.45 = 309,080.22/x
  3. Step 3: Cross multiply
    730,021.02x = 1,094,841.45 × 309,080.22
  4. Step 4: Simplify right side
    730,021.02x = 338,393,836,231.12
  5. Step 5: Solve for x
    x = 338,393,836,231.12/730,021.02
  6. Step 6: Final answer
    x = 463,539.85

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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.