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Finding the Fourth Proportional to 637,622.70, 954,360.45 and 496,617.90

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Solution

The fourth proportional to 637,622.70, 954,360.45 and 496,617.90 is: 743,311.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,622.70 : 954,360.45 = 496,617.90 : x
  2. Step 2: Convert to fraction form
    637,622.70/954,360.45 = 496,617.90/x
  3. Step 3: Cross multiply
    637,622.70x = 954,360.45 × 496,617.90
  4. Step 4: Simplify right side
    637,622.70x = 473,952,482,522.06
  5. Step 5: Solve for x
    x = 473,952,482,522.06/637,622.70
  6. Step 6: Final answer
    x = 743,311.81

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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.