Home / 994,653.63-1,372,603.41-553,155.27

Finding the Fourth Proportional to 994,653.63, 1,372,603.41 and 553,155.27

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Solution

The fourth proportional to 994,653.63, 1,372,603.41 and 553,155.27 is: 763,343.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,653.63 : 1,372,603.41 = 553,155.27 : x
  2. Step 2: Convert to fraction form
    994,653.63/1,372,603.41 = 553,155.27/x
  3. Step 3: Cross multiply
    994,653.63x = 1,372,603.41 × 553,155.27
  4. Step 4: Simplify right side
    994,653.63x = 759,262,809,861.47
  5. Step 5: Solve for x
    x = 759,262,809,861.47/994,653.63
  6. Step 6: Final answer
    x = 763,343.93

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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.