Home / 714,408.21-1,071,052.34-372,024.45

Finding the Fourth Proportional to 714,408.21, 1,071,052.34 and 372,024.45

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Solution

The fourth proportional to 714,408.21, 1,071,052.34 and 372,024.45 is: 557,745.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,408.21 : 1,071,052.34 = 372,024.45 : x
  2. Step 2: Convert to fraction form
    714,408.21/1,071,052.34 = 372,024.45/x
  3. Step 3: Cross multiply
    714,408.21x = 1,071,052.34 × 372,024.45
  4. Step 4: Simplify right side
    714,408.21x = 398,457,655,849.59
  5. Step 5: Solve for x
    x = 398,457,655,849.59/714,408.21
  6. Step 6: Final answer
    x = 557,745.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.