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Finding the Fourth Proportional to 432,048.40, 596,067.72 and 270,910.16

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Solution

The fourth proportional to 432,048.40, 596,067.72 and 270,910.16 is: 373,756.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,048.40 : 596,067.72 = 270,910.16 : x
  2. Step 2: Convert to fraction form
    432,048.40/596,067.72 = 270,910.16/x
  3. Step 3: Cross multiply
    432,048.40x = 596,067.72 × 270,910.16
  4. Step 4: Simplify right side
    432,048.40x = 161,480,801,396.04
  5. Step 5: Solve for x
    x = 161,480,801,396.04/432,048.40
  6. Step 6: Final answer
    x = 373,756.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.