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Finding the Fourth Proportional to 446,196.26, 669,225.04 and 146,674.87

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Solution

The fourth proportional to 446,196.26, 669,225.04 and 146,674.87 is: 219,989.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,196.26 : 669,225.04 = 146,674.87 : x
  2. Step 2: Convert to fraction form
    446,196.26/669,225.04 = 146,674.87/x
  3. Step 3: Cross multiply
    446,196.26x = 669,225.04 × 146,674.87
  4. Step 4: Simplify right side
    446,196.26x = 98,158,493,703.00
  5. Step 5: Solve for x
    x = 98,158,493,703.00/446,196.26
  6. Step 6: Final answer
    x = 219,989.50

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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.