Home / 774,194.03-1,068,404.67-425,338.94

Finding the Fourth Proportional to 774,194.03, 1,068,404.67 and 425,338.94

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Solution

The fourth proportional to 774,194.03, 1,068,404.67 and 425,338.94 is: 586,977.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,194.03 : 1,068,404.67 = 425,338.94 : x
  2. Step 2: Convert to fraction form
    774,194.03/1,068,404.67 = 425,338.94/x
  3. Step 3: Cross multiply
    774,194.03x = 1,068,404.67 × 425,338.94
  4. Step 4: Simplify right side
    774,194.03x = 454,434,104,486.83
  5. Step 5: Solve for x
    x = 454,434,104,486.83/774,194.03
  6. Step 6: Final answer
    x = 586,977.02

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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.