Home / 750,863.90-1,036,205.43-411,310.10

Finding the Fourth Proportional to 750,863.90, 1,036,205.43 and 411,310.10

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Solution

The fourth proportional to 750,863.90, 1,036,205.43 and 411,310.10 is: 567,615.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,863.90 : 1,036,205.43 = 411,310.10 : x
  2. Step 2: Convert to fraction form
    750,863.90/1,036,205.43 = 411,310.10/x
  3. Step 3: Cross multiply
    750,863.90x = 1,036,205.43 × 411,310.10
  4. Step 4: Simplify right side
    750,863.90x = 426,201,759,033.84
  5. Step 5: Solve for x
    x = 426,201,759,033.84/750,863.90
  6. Step 6: Final answer
    x = 567,615.20

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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.