Home / 339,558.04-509,280.56-102,844.45

Finding the Fourth Proportional to 339,558.04, 509,280.56 and 102,844.45

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Solution

The fourth proportional to 339,558.04, 509,280.56 and 102,844.45 is: 154,249.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,558.04 : 509,280.56 = 102,844.45 : x
  2. Step 2: Convert to fraction form
    339,558.04/509,280.56 = 102,844.45/x
  3. Step 3: Cross multiply
    339,558.04x = 509,280.56 × 102,844.45
  4. Step 4: Simplify right side
    339,558.04x = 52,376,679,088.89
  5. Step 5: Solve for x
    x = 52,376,679,088.89/339,558.04
  6. Step 6: Final answer
    x = 154,249.56

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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.