Home / 982,727.14-1,356,162.83-553,007.65

Finding the Fourth Proportional to 982,727.14, 1,356,162.83 and 553,007.65

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Solution

The fourth proportional to 982,727.14, 1,356,162.83 and 553,007.65 is: 763,150.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,727.14 : 1,356,162.83 = 553,007.65 : x
  2. Step 2: Convert to fraction form
    982,727.14/1,356,162.83 = 553,007.65/x
  3. Step 3: Cross multiply
    982,727.14x = 1,356,162.83 × 553,007.65
  4. Step 4: Simplify right side
    982,727.14x = 749,968,419,635.65
  5. Step 5: Solve for x
    x = 749,968,419,635.65/982,727.14
  6. Step 6: Final answer
    x = 763,150.21

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1.5x scale

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.