Home / 269,400,281.90-404,100,422.85-204,830,200.40

Finding the Fourth Proportional to 269,400,281.90, 404,100,422.85 and 204,830,200.40

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Solution

The fourth proportional to 269,400,281.90, 404,100,422.85 and 204,830,200.40 is: 307,245,300.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,400,281.90 : 404,100,422.85 = 204,830,200.40 : x
  2. Step 2: Convert to fraction form
    269,400,281.90/404,100,422.85 = 204,830,200.40/x
  3. Step 3: Cross multiply
    269,400,281.90x = 404,100,422.85 × 204,830,200.40
  4. Step 4: Simplify right side
    269,400,281.90x = 82,771,970,594,090,240
  5. Step 5: Solve for x
    x = 82,771,970,594,090,240/269,400,281.90
  6. Step 6: Final answer
    x = 307,245,300.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.