Home / 315,797.03-473,697.59-126,273.32

Finding the Fourth Proportional to 315,797.03, 473,697.59 and 126,273.32

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Solution

The fourth proportional to 315,797.03, 473,697.59 and 126,273.32 is: 189,410.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,797.03 : 473,697.59 = 126,273.32 : x
  2. Step 2: Convert to fraction form
    315,797.03/473,697.59 = 126,273.32/x
  3. Step 3: Cross multiply
    315,797.03x = 473,697.59 × 126,273.32
  4. Step 4: Simplify right side
    315,797.03x = 59,815,366,541.10
  5. Step 5: Solve for x
    x = 59,815,366,541.10/315,797.03
  6. Step 6: Final answer
    x = 189,410.80

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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.