Home / 903,475.62-1,353,406.41-543,447.63

Finding the Fourth Proportional to 903,475.62, 1,353,406.41 and 543,447.63

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Solution

The fourth proportional to 903,475.62, 1,353,406.41 and 543,447.63 is: 814,084.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,475.62 : 1,353,406.41 = 543,447.63 : x
  2. Step 2: Convert to fraction form
    903,475.62/1,353,406.41 = 543,447.63/x
  3. Step 3: Cross multiply
    903,475.62x = 1,353,406.41 × 543,447.63
  4. Step 4: Simplify right side
    903,475.62x = 735,505,505,941.31
  5. Step 5: Solve for x
    x = 735,505,505,941.31/903,475.62
  6. Step 6: Final answer
    x = 814,084.51

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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.