Home / 630,156.24-945,229.50-156,838.41

Finding the Fourth Proportional to 630,156.24, 945,229.50 and 156,838.41

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Solution

The fourth proportional to 630,156.24, 945,229.50 and 156,838.41 is: 235,256.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,156.24 : 945,229.50 = 156,838.41 : x
  2. Step 2: Convert to fraction form
    630,156.24/945,229.50 = 156,838.41/x
  3. Step 3: Cross multiply
    630,156.24x = 945,229.50 × 156,838.41
  4. Step 4: Simplify right side
    630,156.24x = 148,248,291,865.10
  5. Step 5: Solve for x
    x = 148,248,291,865.10/630,156.24
  6. Step 6: Final answer
    x = 235,256.41

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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.