Home / 857,632.46-1,183,542.03-475,683.84

Finding the Fourth Proportional to 857,632.46, 1,183,542.03 and 475,683.84

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Solution

The fourth proportional to 857,632.46, 1,183,542.03 and 475,683.84 is: 656,448.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,632.46 : 1,183,542.03 = 475,683.84 : x
  2. Step 2: Convert to fraction form
    857,632.46/1,183,542.03 = 475,683.84/x
  3. Step 3: Cross multiply
    857,632.46x = 1,183,542.03 × 475,683.84
  4. Step 4: Simplify right side
    857,632.46x = 562,991,817,631.80
  5. Step 5: Solve for x
    x = 562,991,817,631.80/857,632.46
  6. Step 6: Final answer
    x = 656,448.83

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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.