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Finding the Fourth Proportional to 297,317.40, 446,033.70 and 149,573.40

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Solution

The fourth proportional to 297,317.40, 446,033.70 and 149,573.40 is: 224,389.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,317.40 : 446,033.70 = 149,573.40 : x
  2. Step 2: Convert to fraction form
    297,317.40/446,033.70 = 149,573.40/x
  3. Step 3: Cross multiply
    297,317.40x = 446,033.70 × 149,573.40
  4. Step 4: Simplify right side
    297,317.40x = 66,714,777,023.58
  5. Step 5: Solve for x
    x = 66,714,777,023.58/297,317.40
  6. Step 6: Final answer
    x = 224,389.08

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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.