Home / 673,999.40-1,010,999.10-622,677.80

Finding the Fourth Proportional to 673,999.40, 1,010,999.10 and 622,677.80

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Solution

The fourth proportional to 673,999.40, 1,010,999.10 and 622,677.80 is: 934,016.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,999.40 : 1,010,999.10 = 622,677.80 : x
  2. Step 2: Convert to fraction form
    673,999.40/1,010,999.10 = 622,677.80/x
  3. Step 3: Cross multiply
    673,999.40x = 1,010,999.10 × 622,677.80
  4. Step 4: Simplify right side
    673,999.40x = 629,526,695,389.98
  5. Step 5: Solve for x
    x = 629,526,695,389.98/673,999.40
  6. Step 6: Final answer
    x = 934,016.70

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1.5x scale

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.