Home / 946,387.20-1,419,062.40-384,787.20

Finding the Fourth Proportional to 946,387.20, 1,419,062.40 and 384,787.20

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Solution

The fourth proportional to 946,387.20, 1,419,062.40 and 384,787.20 is: 576,970.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,387.20 : 1,419,062.40 = 384,787.20 : x
  2. Step 2: Convert to fraction form
    946,387.20/1,419,062.40 = 384,787.20/x
  3. Step 3: Cross multiply
    946,387.20x = 1,419,062.40 × 384,787.20
  4. Step 4: Simplify right side
    946,387.20x = 546,037,047,521.28
  5. Step 5: Solve for x
    x = 546,037,047,521.28/946,387.20
  6. Step 6: Final answer
    x = 576,970.03

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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.