Home / 340,556.81-469,477.42-238,265.35

Finding the Fourth Proportional to 340,556.81, 469,477.42 and 238,265.35

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Solution

The fourth proportional to 340,556.81, 469,477.42 and 238,265.35 is: 328,462.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,556.81 : 469,477.42 = 238,265.35 : x
  2. Step 2: Convert to fraction form
    340,556.81/469,477.42 = 238,265.35/x
  3. Step 3: Cross multiply
    340,556.81x = 469,477.42 × 238,265.35
  4. Step 4: Simplify right side
    340,556.81x = 111,860,200,024.04
  5. Step 5: Solve for x
    x = 111,860,200,024.04/340,556.81
  6. Step 6: Final answer
    x = 328,462.68

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1.5x scale

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.