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Finding the Fourth Proportional to 433,297.34, 597,939.16 and 239,700.06

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Solution

The fourth proportional to 433,297.34, 597,939.16 and 239,700.06 is: 330,779.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,297.34 : 597,939.16 = 239,700.06 : x
  2. Step 2: Convert to fraction form
    433,297.34/597,939.16 = 239,700.06/x
  3. Step 3: Cross multiply
    433,297.34x = 597,939.16 × 239,700.06
  4. Step 4: Simplify right side
    433,297.34x = 143,326,052,528.35
  5. Step 5: Solve for x
    x = 143,326,052,528.35/433,297.34
  6. Step 6: Final answer
    x = 330,779.90

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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.