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Finding the Fourth Proportional to 496,880.82, 685,695.24 and 270,526.32

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Solution

The fourth proportional to 496,880.82, 685,695.24 and 270,526.32 is: 373,326.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,880.82 : 685,695.24 = 270,526.32 : x
  2. Step 2: Convert to fraction form
    496,880.82/685,695.24 = 270,526.32/x
  3. Step 3: Cross multiply
    496,880.82x = 685,695.24 × 270,526.32
  4. Step 4: Simplify right side
    496,880.82x = 185,498,609,918.72
  5. Step 5: Solve for x
    x = 185,498,609,918.72/496,880.82
  6. Step 6: Final answer
    x = 373,326.16

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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.