Home / 914,632.40-1,372,000.44-283,635.92

Finding the Fourth Proportional to 914,632.40, 1,372,000.44 and 283,635.92

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Solution

The fourth proportional to 914,632.40, 1,372,000.44 and 283,635.92 is: 425,469.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,632.40 : 1,372,000.44 = 283,635.92 : x
  2. Step 2: Convert to fraction form
    914,632.40/1,372,000.44 = 283,635.92/x
  3. Step 3: Cross multiply
    914,632.40x = 1,372,000.44 × 283,635.92
  4. Step 4: Simplify right side
    914,632.40x = 389,148,607,039.81
  5. Step 5: Solve for x
    x = 389,148,607,039.81/914,632.40
  6. Step 6: Final answer
    x = 425,469.96

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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.