Home / 317,730.11-438,470.57-174,493.13

Finding the Fourth Proportional to 317,730.11, 438,470.57 and 174,493.13

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Solution

The fourth proportional to 317,730.11, 438,470.57 and 174,493.13 is: 240,802.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,730.11 : 438,470.57 = 174,493.13 : x
  2. Step 2: Convert to fraction form
    317,730.11/438,470.57 = 174,493.13/x
  3. Step 3: Cross multiply
    317,730.11x = 438,470.57 × 174,493.13
  4. Step 4: Simplify right side
    317,730.11x = 76,510,100,416.06
  5. Step 5: Solve for x
    x = 76,510,100,416.06/317,730.11
  6. Step 6: Final answer
    x = 240,802.18

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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.