Home / 947,238.60-1,420,512.30-473,766.60

Finding the Fourth Proportional to 947,238.60, 1,420,512.30 and 473,766.60

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Solution

The fourth proportional to 947,238.60, 1,420,512.30 and 473,766.60 is: 710,477.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,238.60 : 1,420,512.30 = 473,766.60 : x
  2. Step 2: Convert to fraction form
    947,238.60/1,420,512.30 = 473,766.60/x
  3. Step 3: Cross multiply
    947,238.60x = 1,420,512.30 × 473,766.60
  4. Step 4: Simplify right side
    947,238.60x = 672,991,282,629.18
  5. Step 5: Solve for x
    x = 672,991,282,629.18/947,238.60
  6. Step 6: Final answer
    x = 710,477.05

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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.