Home / 744,037.31-1,026,392.94-486,065.27

Finding the Fourth Proportional to 744,037.31, 1,026,392.94 and 486,065.27

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Solution

The fourth proportional to 744,037.31, 1,026,392.94 and 486,065.27 is: 670,522.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,037.31 : 1,026,392.94 = 486,065.27 : x
  2. Step 2: Convert to fraction form
    744,037.31/1,026,392.94 = 486,065.27/x
  3. Step 3: Cross multiply
    744,037.31x = 1,026,392.94 × 486,065.27
  4. Step 4: Simplify right side
    744,037.31x = 498,893,961,507.19
  5. Step 5: Solve for x
    x = 498,893,961,507.19/744,037.31
  6. Step 6: Final answer
    x = 670,522.77

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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.