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Finding the Fourth Proportional to 432,074.20, 603,504.20 and 432,074.20

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Solution

The fourth proportional to 432,074.20, 603,504.20 and 432,074.20 is: 603,504.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,074.20 : 603,504.20 = 432,074.20 : x
  2. Step 2: Convert to fraction form
    432,074.20/603,504.20 = 432,074.20/x
  3. Step 3: Cross multiply
    432,074.20x = 603,504.20 × 432,074.20
  4. Step 4: Simplify right side
    432,074.20x = 260,758,594,411.64
  5. Step 5: Solve for x
    x = 260,758,594,411.64/432,074.20
  6. Step 6: Final answer
    x = 603,504.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.