Home / 993,020.64-1,489,764.24-283,058.88

Finding the Fourth Proportional to 993,020.64, 1,489,764.24 and 283,058.88

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Solution

The fourth proportional to 993,020.64, 1,489,764.24 and 283,058.88 is: 424,654.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,020.64 : 1,489,764.24 = 283,058.88 : x
  2. Step 2: Convert to fraction form
    993,020.64/1,489,764.24 = 283,058.88/x
  3. Step 3: Cross multiply
    993,020.64x = 1,489,764.24 × 283,058.88
  4. Step 4: Simplify right side
    993,020.64x = 421,690,997,238.45
  5. Step 5: Solve for x
    x = 421,690,997,238.45/993,020.64
  6. Step 6: Final answer
    x = 424,654.82

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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.