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Finding the Fourth Proportional to 503,501.46, 694,898.37 and 302,310.42

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Solution

The fourth proportional to 503,501.46, 694,898.37 and 302,310.42 is: 417,228.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,501.46 : 694,898.37 = 302,310.42 : x
  2. Step 2: Convert to fraction form
    503,501.46/694,898.37 = 302,310.42/x
  3. Step 3: Cross multiply
    503,501.46x = 694,898.37 × 302,310.42
  4. Step 4: Simplify right side
    503,501.46x = 210,075,018,092.02
  5. Step 5: Solve for x
    x = 210,075,018,092.02/503,501.46
  6. Step 6: Final answer
    x = 417,228.22

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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.