Home / 705,998.72-1,058,570.68-284,782.52

Finding the Fourth Proportional to 705,998.72, 1,058,570.68 and 284,782.52

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Solution

The fourth proportional to 705,998.72, 1,058,570.68 and 284,782.52 is: 427,001.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,998.72 : 1,058,570.68 = 284,782.52 : x
  2. Step 2: Convert to fraction form
    705,998.72/1,058,570.68 = 284,782.52/x
  3. Step 3: Cross multiply
    705,998.72x = 1,058,570.68 × 284,782.52
  4. Step 4: Simplify right side
    705,998.72x = 301,462,425,848.51
  5. Step 5: Solve for x
    x = 301,462,425,848.51/705,998.72
  6. Step 6: Final answer
    x = 427,001.38

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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.