Home / 642,401.55-963,274.28-237,573.27

Finding the Fourth Proportional to 642,401.55, 963,274.28 and 237,573.27

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Solution

The fourth proportional to 642,401.55, 963,274.28 and 237,573.27 is: 356,238.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    642,401.55 : 963,274.28 = 237,573.27 : x
  2. Step 2: Convert to fraction form
    642,401.55/963,274.28 = 237,573.27/x
  3. Step 3: Cross multiply
    642,401.55x = 963,274.28 × 237,573.27
  4. Step 4: Simplify right side
    642,401.55x = 228,848,219,418.63
  5. Step 5: Solve for x
    x = 228,848,219,418.63/642,401.55
  6. Step 6: Final answer
    x = 356,238.59

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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.