Home / 770,078.19-1,154,694.47-237,451.35

Finding the Fourth Proportional to 770,078.19, 1,154,694.47 and 237,451.35

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Solution

The fourth proportional to 770,078.19, 1,154,694.47 and 237,451.35 is: 356,046.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,078.19 : 1,154,694.47 = 237,451.35 : x
  2. Step 2: Convert to fraction form
    770,078.19/1,154,694.47 = 237,451.35/x
  3. Step 3: Cross multiply
    770,078.19x = 1,154,694.47 × 237,451.35
  4. Step 4: Simplify right side
    770,078.19x = 274,183,759,551.78
  5. Step 5: Solve for x
    x = 274,183,759,551.78/770,078.19
  6. Step 6: Final answer
    x = 356,046.65

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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.