Home / 746,593.20-1,030,281.12-407,060.64

Finding the Fourth Proportional to 746,593.20, 1,030,281.12 and 407,060.64

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Solution

The fourth proportional to 746,593.20, 1,030,281.12 and 407,060.64 is: 561,734.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,593.20 : 1,030,281.12 = 407,060.64 : x
  2. Step 2: Convert to fraction form
    746,593.20/1,030,281.12 = 407,060.64/x
  3. Step 3: Cross multiply
    746,593.20x = 1,030,281.12 × 407,060.64
  4. Step 4: Simplify right side
    746,593.20x = 419,386,892,087.12
  5. Step 5: Solve for x
    x = 419,386,892,087.12/746,593.20
  6. Step 6: Final answer
    x = 561,734.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.