Home / 946,405.98-1,419,561.79-347,320.01

Finding the Fourth Proportional to 946,405.98, 1,419,561.79 and 347,320.01

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Solution

The fourth proportional to 946,405.98, 1,419,561.79 and 347,320.01 is: 520,962.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,405.98 : 1,419,561.79 = 347,320.01 : x
  2. Step 2: Convert to fraction form
    946,405.98/1,419,561.79 = 347,320.01/x
  3. Step 3: Cross multiply
    946,405.98x = 1,419,561.79 × 347,320.01
  4. Step 4: Simplify right side
    946,405.98x = 493,042,215,098.42
  5. Step 5: Solve for x
    x = 493,042,215,098.42/946,405.98
  6. Step 6: Final answer
    x = 520,962.70

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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.