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Finding the Fourth Proportional to 605,074.32, 834,994.44 and 336,802.32

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Solution

The fourth proportional to 605,074.32, 834,994.44 and 336,802.32 is: 464,782.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,074.32 : 834,994.44 = 336,802.32 : x
  2. Step 2: Convert to fraction form
    605,074.32/834,994.44 = 336,802.32/x
  3. Step 3: Cross multiply
    605,074.32x = 834,994.44 × 336,802.32
  4. Step 4: Simplify right side
    605,074.32x = 281,228,064,579.10
  5. Step 5: Solve for x
    x = 281,228,064,579.10/605,074.32
  6. Step 6: Final answer
    x = 464,782.68

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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.