Home / 946,496.40-1,420,133.40-347,744.40

Finding the Fourth Proportional to 946,496.40, 1,420,133.40 and 347,744.40

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Solution

The fourth proportional to 946,496.40, 1,420,133.40 and 347,744.40 is: 521,759.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,496.40 : 1,420,133.40 = 347,744.40 : x
  2. Step 2: Convert to fraction form
    946,496.40/1,420,133.40 = 347,744.40/x
  3. Step 3: Cross multiply
    946,496.40x = 1,420,133.40 × 347,744.40
  4. Step 4: Simplify right side
    946,496.40x = 493,843,437,102.96
  5. Step 5: Solve for x
    x = 493,843,437,102.96/946,496.40
  6. Step 6: Final answer
    x = 521,759.45

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Double scale
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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.