Home / 984,685.25-1,358,865.65-531,976.25

Finding the Fourth Proportional to 984,685.25, 1,358,865.65 and 531,976.25

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Solution

The fourth proportional to 984,685.25, 1,358,865.65 and 531,976.25 is: 734,127.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,685.25 : 1,358,865.65 = 531,976.25 : x
  2. Step 2: Convert to fraction form
    984,685.25/1,358,865.65 = 531,976.25/x
  3. Step 3: Cross multiply
    984,685.25x = 1,358,865.65 × 531,976.25
  4. Step 4: Simplify right side
    984,685.25x = 722,884,252,740.81
  5. Step 5: Solve for x
    x = 722,884,252,740.81/984,685.25
  6. Step 6: Final answer
    x = 734,127.23

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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.