Home / 946,983.42-1,420,475.12-347,685.27

Finding the Fourth Proportional to 946,983.42, 1,420,475.12 and 347,685.27

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Solution

The fourth proportional to 946,983.42, 1,420,475.12 and 347,685.27 is: 521,527.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,983.42 : 1,420,475.12 = 347,685.27 : x
  2. Step 2: Convert to fraction form
    946,983.42/1,420,475.12 = 347,685.27/x
  3. Step 3: Cross multiply
    946,983.42x = 1,420,475.12 × 347,685.27
  4. Step 4: Simplify right side
    946,983.42x = 493,878,280,045.88
  5. Step 5: Solve for x
    x = 493,878,280,045.88/946,983.42
  6. Step 6: Final answer
    x = 521,527.91

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Double scale
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Similar ratio
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1.5x scale

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.