Home / 972,940.15-1,459,410.15-493,093.21

Finding the Fourth Proportional to 972,940.15, 1,459,410.15 and 493,093.21

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Solution

The fourth proportional to 972,940.15, 1,459,410.15 and 493,093.21 is: 739,639.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,940.15 : 1,459,410.15 = 493,093.21 : x
  2. Step 2: Convert to fraction form
    972,940.15/1,459,410.15 = 493,093.21/x
  3. Step 3: Cross multiply
    972,940.15x = 1,459,410.15 × 493,093.21
  4. Step 4: Simplify right side
    972,940.15x = 719,625,235,570.08
  5. Step 5: Solve for x
    x = 719,625,235,570.08/972,940.15
  6. Step 6: Final answer
    x = 739,639.78

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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.