Home / 993,445.94-1,490,391.13-362,359.75

Finding the Fourth Proportional to 993,445.94, 1,490,391.13 and 362,359.75

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Solution

The fourth proportional to 993,445.94, 1,490,391.13 and 362,359.75 is: 543,620.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,445.94 : 1,490,391.13 = 362,359.75 : x
  2. Step 2: Convert to fraction form
    993,445.94/1,490,391.13 = 362,359.75/x
  3. Step 3: Cross multiply
    993,445.94x = 1,490,391.13 × 362,359.75
  4. Step 4: Simplify right side
    993,445.94x = 540,057,757,269.02
  5. Step 5: Solve for x
    x = 540,057,757,269.02/993,445.94
  6. Step 6: Final answer
    x = 543,620.68

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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.