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Finding the Fourth Proportional to 433,907.42, 650,617.38 and 297,284.72

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Solution

The fourth proportional to 433,907.42, 650,617.38 and 297,284.72 is: 445,760.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,907.42 : 650,617.38 = 297,284.72 : x
  2. Step 2: Convert to fraction form
    433,907.42/650,617.38 = 297,284.72/x
  3. Step 3: Cross multiply
    433,907.42x = 650,617.38 × 297,284.72
  4. Step 4: Simplify right side
    433,907.42x = 193,418,602,387.35
  5. Step 5: Solve for x
    x = 193,418,602,387.35/433,907.42
  6. Step 6: Final answer
    x = 445,760.08

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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.