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Finding the Fourth Proportional to 233,133.70, 349,700.55 and 214,762.90

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Solution

The fourth proportional to 233,133.70, 349,700.55 and 214,762.90 is: 322,144.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,133.70 : 349,700.55 = 214,762.90 : x
  2. Step 2: Convert to fraction form
    233,133.70/349,700.55 = 214,762.90/x
  3. Step 3: Cross multiply
    233,133.70x = 349,700.55 × 214,762.90
  4. Step 4: Simplify right side
    233,133.70x = 75,102,704,249.60
  5. Step 5: Solve for x
    x = 75,102,704,249.60/233,133.70
  6. Step 6: Final answer
    x = 322,144.35

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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.