Home / 963,906.90-1,445,601.15-402,825.30

Finding the Fourth Proportional to 963,906.90, 1,445,601.15 and 402,825.30

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Solution

The fourth proportional to 963,906.90, 1,445,601.15 and 402,825.30 is: 604,129.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,906.90 : 1,445,601.15 = 402,825.30 : x
  2. Step 2: Convert to fraction form
    963,906.90/1,445,601.15 = 402,825.30/x
  3. Step 3: Cross multiply
    963,906.90x = 1,445,601.15 × 402,825.30
  4. Step 4: Simplify right side
    963,906.90x = 582,324,716,929.10
  5. Step 5: Solve for x
    x = 582,324,716,929.10/963,906.90
  6. Step 6: Final answer
    x = 604,129.63

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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.