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Finding the Fourth Proportional to 433,559.75, 598,307.99 and 239,967.90

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Solution

The fourth proportional to 433,559.75, 598,307.99 and 239,967.90 is: 331,153.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,559.75 : 598,307.99 = 239,967.90 : x
  2. Step 2: Convert to fraction form
    433,559.75/598,307.99 = 239,967.90/x
  3. Step 3: Cross multiply
    433,559.75x = 598,307.99 × 239,967.90
  4. Step 4: Simplify right side
    433,559.75x = 143,574,710,713.68
  5. Step 5: Solve for x
    x = 143,574,710,713.68/433,559.75
  6. Step 6: Final answer
    x = 331,153.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.