Home / 773,745.19-1,160,088.40-393,930.97

Finding the Fourth Proportional to 773,745.19, 1,160,088.40 and 393,930.97

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Solution

The fourth proportional to 773,745.19, 1,160,088.40 and 393,930.97 is: 590,626.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,745.19 : 1,160,088.40 = 393,930.97 : x
  2. Step 2: Convert to fraction form
    773,745.19/1,160,088.40 = 393,930.97/x
  3. Step 3: Cross multiply
    773,745.19x = 1,160,088.40 × 393,930.97
  4. Step 4: Simplify right side
    773,745.19x = 456,994,748,697.75
  5. Step 5: Solve for x
    x = 456,994,748,697.75/773,745.19
  6. Step 6: Final answer
    x = 590,626.93

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1.5x scale

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.