Home / 694,402.34-1,041,042.98-638,351.93

Finding the Fourth Proportional to 694,402.34, 1,041,042.98 and 638,351.93

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Solution

The fourth proportional to 694,402.34, 1,041,042.98 and 638,351.93 is: 957,012.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,402.34 : 1,041,042.98 = 638,351.93 : x
  2. Step 2: Convert to fraction form
    694,402.34/1,041,042.98 = 638,351.93/x
  3. Step 3: Cross multiply
    694,402.34x = 1,041,042.98 × 638,351.93
  4. Step 4: Simplify right side
    694,402.34x = 664,551,792,374.61
  5. Step 5: Solve for x
    x = 664,551,792,374.61/694,402.34
  6. Step 6: Final answer
    x = 957,012.60

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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.