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Finding the Fourth Proportional to 441,316, 609,016.08 and 240,113.44

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Solution

The fourth proportional to 441,316, 609,016.08 and 240,113.44 is: 331,356.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,316 : 609,016.08 = 240,113.44 : x
  2. Step 2: Convert to fraction form
    441,316/609,016.08 = 240,113.44/x
  3. Step 3: Cross multiply
    441,316x = 609,016.08 × 240,113.44
  4. Step 4: Simplify right side
    441,316x = 146,232,945,984.12
  5. Step 5: Solve for x
    x = 146,232,945,984.12/441,316
  6. Step 6: Final answer
    x = 331,356.55

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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.