Home / 902,020.30-1,243,790.54-574,814.98

Finding the Fourth Proportional to 902,020.30, 1,243,790.54 and 574,814.98

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Solution

The fourth proportional to 902,020.30, 1,243,790.54 and 574,814.98 is: 792,609.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,020.30 : 1,243,790.54 = 574,814.98 : x
  2. Step 2: Convert to fraction form
    902,020.30/1,243,790.54 = 574,814.98/x
  3. Step 3: Cross multiply
    902,020.30x = 1,243,790.54 × 574,814.98
  4. Step 4: Simplify right side
    902,020.30x = 714,949,434,374.29
  5. Step 5: Solve for x
    x = 714,949,434,374.29/902,020.30
  6. Step 6: Final answer
    x = 792,609.03

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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.