Home / 454,323.90-681,485.85-348,035.70

Finding the Fourth Proportional to 454,323.90, 681,485.85 and 348,035.70

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Solution

The fourth proportional to 454,323.90, 681,485.85 and 348,035.70 is: 522,053.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,323.90 : 681,485.85 = 348,035.70 : x
  2. Step 2: Convert to fraction form
    454,323.90/681,485.85 = 348,035.70/x
  3. Step 3: Cross multiply
    454,323.90x = 681,485.85 × 348,035.70
  4. Step 4: Simplify right side
    454,323.90x = 237,181,404,844.85
  5. Step 5: Solve for x
    x = 237,181,404,844.85/454,323.90
  6. Step 6: Final answer
    x = 522,053.55

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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.