Home / 713,272.96-1,069,309.73-333,993.86

Finding the Fourth Proportional to 713,272.96, 1,069,309.73 and 333,993.86

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Solution

The fourth proportional to 713,272.96, 1,069,309.73 and 333,993.86 is: 500,709.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,272.96 : 1,069,309.73 = 333,993.86 : x
  2. Step 2: Convert to fraction form
    713,272.96/1,069,309.73 = 333,993.86/x
  3. Step 3: Cross multiply
    713,272.96x = 1,069,309.73 × 333,993.86
  4. Step 4: Simplify right side
    713,272.96x = 357,142,879,809.81
  5. Step 5: Solve for x
    x = 357,142,879,809.81/713,272.96
  6. Step 6: Final answer
    x = 500,709.96

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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.