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Finding the Fourth Proportional to 497,080.02, 685,978.02 and 270,725.52

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Solution

The fourth proportional to 497,080.02, 685,978.02 and 270,725.52 is: 373,605.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,080.02 : 685,978.02 = 270,725.52 : x
  2. Step 2: Convert to fraction form
    497,080.02/685,978.02 = 270,725.52/x
  3. Step 3: Cross multiply
    497,080.02x = 685,978.02 × 270,725.52
  4. Step 4: Simplify right side
    497,080.02x = 185,711,756,173.07
  5. Step 5: Solve for x
    x = 185,711,756,173.07/497,080.02
  6. Step 6: Final answer
    x = 373,605.35

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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.