Home / 902,561.92-1,245,492.72-540,185.44

Finding the Fourth Proportional to 902,561.92, 1,245,492.72 and 540,185.44

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Solution

The fourth proportional to 902,561.92, 1,245,492.72 and 540,185.44 is: 745,430.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,561.92 : 1,245,492.72 = 540,185.44 : x
  2. Step 2: Convert to fraction form
    902,561.92/1,245,492.72 = 540,185.44/x
  3. Step 3: Cross multiply
    902,561.92x = 1,245,492.72 × 540,185.44
  4. Step 4: Simplify right side
    902,561.92x = 672,797,032,970.00
  5. Step 5: Solve for x
    x = 672,797,032,970.00/902,561.92
  6. Step 6: Final answer
    x = 745,430.33

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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.