Home / 946,617.60-1,419,235.20-385,363.20

Finding the Fourth Proportional to 946,617.60, 1,419,235.20 and 385,363.20

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Solution

The fourth proportional to 946,617.60, 1,419,235.20 and 385,363.20 is: 577,763.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,617.60 : 1,419,235.20 = 385,363.20 : x
  2. Step 2: Convert to fraction form
    946,617.60/1,419,235.20 = 385,363.20/x
  3. Step 3: Cross multiply
    946,617.60x = 1,419,235.20 × 385,363.20
  4. Step 4: Simplify right side
    946,617.60x = 546,921,018,224.64
  5. Step 5: Solve for x
    x = 546,921,018,224.64/946,617.60
  6. Step 6: Final answer
    x = 577,763.42

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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.