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Finding the Fourth Proportional to 335,670.45, 503,505.66 and 98,994.67

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Solution

The fourth proportional to 335,670.45, 503,505.66 and 98,994.67 is: 148,492.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,670.45 : 503,505.66 = 98,994.67 : x
  2. Step 2: Convert to fraction form
    335,670.45/503,505.66 = 98,994.67/x
  3. Step 3: Cross multiply
    335,670.45x = 503,505.66 × 98,994.67
  4. Step 4: Simplify right side
    335,670.45x = 49,844,376,654.83
  5. Step 5: Solve for x
    x = 49,844,376,654.83/335,670.45
  6. Step 6: Final answer
    x = 148,492.00

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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.