Home / 946,424-1,418,936.16-572,363.84

Finding the Fourth Proportional to 946,424, 1,418,936.16 and 572,363.84

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Solution

The fourth proportional to 946,424, 1,418,936.16 and 572,363.84 is: 858,122.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,424 : 1,418,936.16 = 572,363.84 : x
  2. Step 2: Convert to fraction form
    946,424/1,418,936.16 = 572,363.84/x
  3. Step 3: Cross multiply
    946,424x = 1,418,936.16 × 572,363.84
  4. Step 4: Simplify right side
    946,424x = 812,147,749,252.45
  5. Step 5: Solve for x
    x = 812,147,749,252.45/946,424
  6. Step 6: Final answer
    x = 858,122.52

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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.