Home / 993,438.48-1,490,409.22-283,469.04

Finding the Fourth Proportional to 993,438.48, 1,490,409.22 and 283,469.04

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Solution

The fourth proportional to 993,438.48, 1,490,409.22 and 283,469.04 is: 425,275.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,438.48 : 1,490,409.22 = 283,469.04 : x
  2. Step 2: Convert to fraction form
    993,438.48/1,490,409.22 = 283,469.04/x
  3. Step 3: Cross multiply
    993,438.48x = 1,490,409.22 × 283,469.04
  4. Step 4: Simplify right side
    993,438.48x = 422,484,870,800.55
  5. Step 5: Solve for x
    x = 422,484,870,800.55/993,438.48
  6. Step 6: Final answer
    x = 425,275.32

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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.