Home / 755,814.09-1,042,975.57-416,282.34

Finding the Fourth Proportional to 755,814.09, 1,042,975.57 and 416,282.34

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Solution

The fourth proportional to 755,814.09, 1,042,975.57 and 416,282.34 is: 574,443.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,814.09 : 1,042,975.57 = 416,282.34 : x
  2. Step 2: Convert to fraction form
    755,814.09/1,042,975.57 = 416,282.34/x
  3. Step 3: Cross multiply
    755,814.09x = 1,042,975.57 × 416,282.34
  4. Step 4: Simplify right side
    755,814.09x = 434,172,310,842.43
  5. Step 5: Solve for x
    x = 434,172,310,842.43/755,814.09
  6. Step 6: Final answer
    x = 574,443.26

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1.5x scale

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.