Home / 735,020.30-1,014,257.42-412,656.50

Finding the Fourth Proportional to 735,020.30, 1,014,257.42 and 412,656.50

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Solution

The fourth proportional to 735,020.30, 1,014,257.42 and 412,656.50 is: 569,426.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,020.30 : 1,014,257.42 = 412,656.50 : x
  2. Step 2: Convert to fraction form
    735,020.30/1,014,257.42 = 412,656.50/x
  3. Step 3: Cross multiply
    735,020.30x = 1,014,257.42 × 412,656.50
  4. Step 4: Simplify right side
    735,020.30x = 418,539,917,036.23
  5. Step 5: Solve for x
    x = 418,539,917,036.23/735,020.30
  6. Step 6: Final answer
    x = 569,426.34

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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.