Home / 374,432.20-561,650.70-149,811.40

Finding the Fourth Proportional to 374,432.20, 561,650.70 and 149,811.40

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Solution

The fourth proportional to 374,432.20, 561,650.70 and 149,811.40 is: 224,718.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,432.20 : 561,650.70 = 149,811.40 : x
  2. Step 2: Convert to fraction form
    374,432.20/561,650.70 = 149,811.40/x
  3. Step 3: Cross multiply
    374,432.20x = 561,650.70 × 149,811.40
  4. Step 4: Simplify right side
    374,432.20x = 84,141,677,677.98
  5. Step 5: Solve for x
    x = 84,141,677,677.98/374,432.20
  6. Step 6: Final answer
    x = 224,718.06

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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.