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Finding the Fourth Proportional to 802,094.16, 1,203,640.48 and 727,349.76

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Solution

The fourth proportional to 802,094.16, 1,203,640.48 and 727,349.76 is: 1,091,477.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,094.16 : 1,203,640.48 = 727,349.76 : x
  2. Step 2: Convert to fraction form
    802,094.16/1,203,640.48 = 727,349.76/x
  3. Step 3: Cross multiply
    802,094.16x = 1,203,640.48 × 727,349.76
  4. Step 4: Simplify right side
    802,094.16x = 875,467,614,254.29
  5. Step 5: Solve for x
    x = 875,467,614,254.29/802,094.16
  6. Step 6: Final answer
    x = 1,091,477.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.