Home / 947,419.71-1,420,610.55-466,590.15

Finding the Fourth Proportional to 947,419.71, 1,420,610.55 and 466,590.15

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Solution

The fourth proportional to 947,419.71, 1,420,610.55 and 466,590.15 is: 699,629.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,419.71 : 1,420,610.55 = 466,590.15 : x
  2. Step 2: Convert to fraction form
    947,419.71/1,420,610.55 = 466,590.15/x
  3. Step 3: Cross multiply
    947,419.71x = 1,420,610.55 × 466,590.15
  4. Step 4: Simplify right side
    947,419.71x = 662,842,889,616.08
  5. Step 5: Solve for x
    x = 662,842,889,616.08/947,419.71
  6. Step 6: Final answer
    x = 699,629.62

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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.