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Finding the Fourth Proportional to 603,699.12, 833,104.56 and 335,427.12

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Solution

The fourth proportional to 603,699.12, 833,104.56 and 335,427.12 is: 462,889.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,699.12 : 833,104.56 = 335,427.12 : x
  2. Step 2: Convert to fraction form
    603,699.12/833,104.56 = 335,427.12/x
  3. Step 3: Cross multiply
    603,699.12x = 833,104.56 × 335,427.12
  4. Step 4: Simplify right side
    603,699.12x = 279,445,863,219.67
  5. Step 5: Solve for x
    x = 279,445,863,219.67/603,699.12
  6. Step 6: Final answer
    x = 462,889.30

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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.