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Finding the Fourth Proportional to 538,068.48, 807,528.96 and 301,367.04

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Solution

The fourth proportional to 538,068.48, 807,528.96 and 301,367.04 is: 452,289.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,068.48 : 807,528.96 = 301,367.04 : x
  2. Step 2: Convert to fraction form
    538,068.48/807,528.96 = 301,367.04/x
  3. Step 3: Cross multiply
    538,068.48x = 807,528.96 × 301,367.04
  4. Step 4: Simplify right side
    538,068.48x = 243,362,612,389.48
  5. Step 5: Solve for x
    x = 243,362,612,389.48/538,068.48
  6. Step 6: Final answer
    x = 452,289.29

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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.