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Finding the Fourth Proportional to 602,157.56, 903,388.22 and 425,010.56

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Solution

The fourth proportional to 602,157.56, 903,388.22 and 425,010.56 is: 637,623.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,157.56 : 903,388.22 = 425,010.56 : x
  2. Step 2: Convert to fraction form
    602,157.56/903,388.22 = 425,010.56/x
  3. Step 3: Cross multiply
    602,157.56x = 903,388.22 × 425,010.56
  4. Step 4: Simplify right side
    602,157.56x = 383,949,531,154.55
  5. Step 5: Solve for x
    x = 383,949,531,154.55/602,157.56
  6. Step 6: Final answer
    x = 637,623.04

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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.