Home / 984,657.87-1,359,281.86-576,703.40

Finding the Fourth Proportional to 984,657.87, 1,359,281.86 and 576,703.40

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Solution

The fourth proportional to 984,657.87, 1,359,281.86 and 576,703.40 is: 796,116.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,657.87 : 1,359,281.86 = 576,703.40 : x
  2. Step 2: Convert to fraction form
    984,657.87/1,359,281.86 = 576,703.40/x
  3. Step 3: Cross multiply
    984,657.87x = 1,359,281.86 × 576,703.40
  4. Step 4: Simplify right side
    984,657.87x = 783,902,461,982.16
  5. Step 5: Solve for x
    x = 783,902,461,982.16/984,657.87
  6. Step 6: Final answer
    x = 796,116.59

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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.