Home / 946,955.34-1,420,871.22-414,406.26

Finding the Fourth Proportional to 946,955.34, 1,420,871.22 and 414,406.26

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Solution

The fourth proportional to 946,955.34, 1,420,871.22 and 414,406.26 is: 621,801.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,955.34 : 1,420,871.22 = 414,406.26 : x
  2. Step 2: Convert to fraction form
    946,955.34/1,420,871.22 = 414,406.26/x
  3. Step 3: Cross multiply
    946,955.34x = 1,420,871.22 × 414,406.26
  4. Step 4: Simplify right side
    946,955.34x = 588,817,928,221.84
  5. Step 5: Solve for x
    x = 588,817,928,221.84/946,955.34
  6. Step 6: Final answer
    x = 621,801.16

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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.