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Finding the Fourth Proportional to 600,644.89, 900,966.75 and 201,285.91

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Solution

The fourth proportional to 600,644.89, 900,966.75 and 201,285.91 is: 301,928.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,644.89 : 900,966.75 = 201,285.91 : x
  2. Step 2: Convert to fraction form
    600,644.89/900,966.75 = 201,285.91/x
  3. Step 3: Cross multiply
    600,644.89x = 900,966.75 × 201,285.91
  4. Step 4: Simplify right side
    600,644.89x = 181,351,912,153.49
  5. Step 5: Solve for x
    x = 181,351,912,153.49/600,644.89
  6. Step 6: Final answer
    x = 301,928.67

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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.