Home / 755,701.02-1,042,914.90-416,169.30

Finding the Fourth Proportional to 755,701.02, 1,042,914.90 and 416,169.30

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Solution

The fourth proportional to 755,701.02, 1,042,914.90 and 416,169.30 is: 574,339.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,701.02 : 1,042,914.90 = 416,169.30 : x
  2. Step 2: Convert to fraction form
    755,701.02/1,042,914.90 = 416,169.30/x
  3. Step 3: Cross multiply
    755,701.02x = 1,042,914.90 × 416,169.30
  4. Step 4: Simplify right side
    755,701.02x = 434,029,163,892.57
  5. Step 5: Solve for x
    x = 434,029,163,892.57/755,701.02
  6. Step 6: Final answer
    x = 574,339.79

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Double scale
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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.