Home / 776,033.52-1,070,940.60-431,898

Finding the Fourth Proportional to 776,033.52, 1,070,940.60 and 431,898

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Solution

The fourth proportional to 776,033.52, 1,070,940.60 and 431,898 is: 596,027.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,033.52 : 1,070,940.60 = 431,898 : x
  2. Step 2: Convert to fraction form
    776,033.52/1,070,940.60 = 431,898/x
  3. Step 3: Cross multiply
    776,033.52x = 1,070,940.60 × 431,898
  4. Step 4: Simplify right side
    776,033.52x = 462,537,103,258.80
  5. Step 5: Solve for x
    x = 462,537,103,258.80/776,033.52
  6. Step 6: Final answer
    x = 596,027.22

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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.