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Finding the Fourth Proportional to 397,332.70, 595,999.05 and 97,810.90

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Solution

The fourth proportional to 397,332.70, 595,999.05 and 97,810.90 is: 146,716.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,332.70 : 595,999.05 = 97,810.90 : x
  2. Step 2: Convert to fraction form
    397,332.70/595,999.05 = 97,810.90/x
  3. Step 3: Cross multiply
    397,332.70x = 595,999.05 × 97,810.90
  4. Step 4: Simplify right side
    397,332.70x = 58,295,203,479.65
  5. Step 5: Solve for x
    x = 58,295,203,479.65/397,332.70
  6. Step 6: Final answer
    x = 146,716.35

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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.