Home / 993,469.71-1,490,426.76-362,383.52

Finding the Fourth Proportional to 993,469.71, 1,490,426.76 and 362,383.52

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Solution

The fourth proportional to 993,469.71, 1,490,426.76 and 362,383.52 is: 543,656.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,469.71 : 1,490,426.76 = 362,383.52 : x
  2. Step 2: Convert to fraction form
    993,469.71/1,490,426.76 = 362,383.52/x
  3. Step 3: Cross multiply
    993,469.71x = 1,490,426.76 × 362,383.52
  4. Step 4: Simplify right side
    993,469.71x = 540,106,088,138.86
  5. Step 5: Solve for x
    x = 540,106,088,138.86/993,469.71
  6. Step 6: Final answer
    x = 543,656.32

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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.