Home / 343,795.27-474,386.89-190,834.63

Finding the Fourth Proportional to 343,795.27, 474,386.89 and 190,834.63

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Solution

The fourth proportional to 343,795.27, 474,386.89 and 190,834.63 is: 263,323.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,795.27 : 474,386.89 = 190,834.63 : x
  2. Step 2: Convert to fraction form
    343,795.27/474,386.89 = 190,834.63/x
  3. Step 3: Cross multiply
    343,795.27x = 474,386.89 × 190,834.63
  4. Step 4: Simplify right side
    343,795.27x = 90,529,446,630.00
  5. Step 5: Solve for x
    x = 90,529,446,630.00/343,795.27
  6. Step 6: Final answer
    x = 263,323.71

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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.