Home / 768,032.19-1,059,944.54-423,936.44

Finding the Fourth Proportional to 768,032.19, 1,059,944.54 and 423,936.44

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Solution

The fourth proportional to 768,032.19, 1,059,944.54 and 423,936.44 is: 585,065.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,032.19 : 1,059,944.54 = 423,936.44 : x
  2. Step 2: Convert to fraction form
    768,032.19/1,059,944.54 = 423,936.44/x
  3. Step 3: Cross multiply
    768,032.19x = 1,059,944.54 × 423,936.44
  4. Step 4: Simplify right side
    768,032.19x = 449,349,118,594.74
  5. Step 5: Solve for x
    x = 449,349,118,594.74/768,032.19
  6. Step 6: Final answer
    x = 585,065.48

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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.