Home / 901,977.06-1,244,256.44-557,702.94

Finding the Fourth Proportional to 901,977.06, 1,244,256.44 and 557,702.94

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Solution

The fourth proportional to 901,977.06, 1,244,256.44 and 557,702.94 is: 769,338.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,977.06 : 1,244,256.44 = 557,702.94 : x
  2. Step 2: Convert to fraction form
    901,977.06/1,244,256.44 = 557,702.94/x
  3. Step 3: Cross multiply
    901,977.06x = 1,244,256.44 × 557,702.94
  4. Step 4: Simplify right side
    901,977.06x = 693,925,471,913.42
  5. Step 5: Solve for x
    x = 693,925,471,913.42/901,977.06
  6. Step 6: Final answer
    x = 769,338.27

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1.5x scale

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.