Home / 948,736.94-1,420,824.72-542,697.98

Finding the Fourth Proportional to 948,736.94, 1,420,824.72 and 542,697.98

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Solution

The fourth proportional to 948,736.94, 1,420,824.72 and 542,697.98 is: 812,742.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,736.94 : 1,420,824.72 = 542,697.98 : x
  2. Step 2: Convert to fraction form
    948,736.94/1,420,824.72 = 542,697.98/x
  3. Step 3: Cross multiply
    948,736.94x = 1,420,824.72 × 542,697.98
  4. Step 4: Simplify right side
    948,736.94x = 771,078,705,478.07
  5. Step 5: Solve for x
    x = 771,078,705,478.07/948,736.94
  6. Step 6: Final answer
    x = 812,742.37

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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.