Home / 913,164.18-1,259,880.93-550,698.90

Finding the Fourth Proportional to 913,164.18, 1,259,880.93 and 550,698.90

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Solution

The fourth proportional to 913,164.18, 1,259,880.93 and 550,698.90 is: 759,792.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,164.18 : 1,259,880.93 = 550,698.90 : x
  2. Step 2: Convert to fraction form
    913,164.18/1,259,880.93 = 550,698.90/x
  3. Step 3: Cross multiply
    913,164.18x = 1,259,880.93 × 550,698.90
  4. Step 4: Simplify right side
    913,164.18x = 693,815,042,281.98
  5. Step 5: Solve for x
    x = 693,815,042,281.98/913,164.18
  6. Step 6: Final answer
    x = 759,792.22

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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.