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Finding the Fourth Proportional to 497,080.77, 685,979.06 and 270,726.27

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Solution

The fourth proportional to 497,080.77, 685,979.06 and 270,726.27 is: 373,606.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,080.77 : 685,979.06 = 270,726.27 : x
  2. Step 2: Convert to fraction form
    497,080.77/685,979.06 = 270,726.27/x
  3. Step 3: Cross multiply
    497,080.77x = 685,979.06 × 270,726.27
  4. Step 4: Simplify right side
    497,080.77x = 185,712,550,858.28
  5. Step 5: Solve for x
    x = 185,712,550,858.28/497,080.77
  6. Step 6: Final answer
    x = 373,606.39

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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.