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Finding the Fourth Proportional to 433,774.07, 598,620.89 and 242,782.55

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Solution

The fourth proportional to 433,774.07, 598,620.89 and 242,782.55 is: 335,047.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,774.07 : 598,620.89 = 242,782.55 : x
  2. Step 2: Convert to fraction form
    433,774.07/598,620.89 = 242,782.55/x
  3. Step 3: Cross multiply
    433,774.07x = 598,620.89 × 242,782.55
  4. Step 4: Simplify right side
    433,774.07x = 145,334,706,157.47
  5. Step 5: Solve for x
    x = 145,334,706,157.47/433,774.07
  6. Step 6: Final answer
    x = 335,047.01

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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.