Home / 946,984.42-1,420,476.62-347,686.27

Finding the Fourth Proportional to 946,984.42, 1,420,476.62 and 347,686.27

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Solution

The fourth proportional to 946,984.42, 1,420,476.62 and 347,686.27 is: 521,529.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,984.42 : 1,420,476.62 = 347,686.27 : x
  2. Step 2: Convert to fraction form
    946,984.42/1,420,476.62 = 347,686.27/x
  3. Step 3: Cross multiply
    946,984.42x = 1,420,476.62 × 347,686.27
  4. Step 4: Simplify right side
    946,984.42x = 493,880,217,630.01
  5. Step 5: Solve for x
    x = 493,880,217,630.01/946,984.42
  6. Step 6: Final answer
    x = 521,529.40

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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.