Home / 690,168.60-1,032,920.10-606,187.80

Finding the Fourth Proportional to 690,168.60, 1,032,920.10 and 606,187.80

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Solution

The fourth proportional to 690,168.60, 1,032,920.10 and 606,187.80 is: 907,232.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,168.60 : 1,032,920.10 = 606,187.80 : x
  2. Step 2: Convert to fraction form
    690,168.60/1,032,920.10 = 606,187.80/x
  3. Step 3: Cross multiply
    690,168.60x = 1,032,920.10 × 606,187.80
  4. Step 4: Simplify right side
    690,168.60x = 626,143,562,994.78
  5. Step 5: Solve for x
    x = 626,143,562,994.78/690,168.60
  6. Step 6: Final answer
    x = 907,232.76

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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.