Home / 646,720.83-970,036.13-241,836.05

Finding the Fourth Proportional to 646,720.83, 970,036.13 and 241,836.05

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Solution

The fourth proportional to 646,720.83, 970,036.13 and 241,836.05 is: 362,737.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,720.83 : 970,036.13 = 241,836.05 : x
  2. Step 2: Convert to fraction form
    646,720.83/970,036.13 = 241,836.05/x
  3. Step 3: Cross multiply
    646,720.83x = 970,036.13 × 241,836.05
  4. Step 4: Simplify right side
    646,720.83x = 234,589,699,977.13
  5. Step 5: Solve for x
    x = 234,589,699,977.13/646,720.83
  6. Step 6: Final answer
    x = 362,737.20

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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.