Home / 313,618.20-470,081.70-173,477.40

Finding the Fourth Proportional to 313,618.20, 470,081.70 and 173,477.40

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Solution

The fourth proportional to 313,618.20, 470,081.70 and 173,477.40 is: 260,024.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,618.20 : 470,081.70 = 173,477.40 : x
  2. Step 2: Convert to fraction form
    313,618.20/470,081.70 = 173,477.40/x
  3. Step 3: Cross multiply
    313,618.20x = 470,081.70 × 173,477.40
  4. Step 4: Simplify right side
    313,618.20x = 81,548,551,103.58
  5. Step 5: Solve for x
    x = 81,548,551,103.58/313,618.20
  6. Step 6: Final answer
    x = 260,024.93

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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.