Home / 346,003.08-477,498.42-218,632.20

Finding the Fourth Proportional to 346,003.08, 477,498.42 and 218,632.20

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Solution

The fourth proportional to 346,003.08, 477,498.42 and 218,632.20 is: 301,721.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,003.08 : 477,498.42 = 218,632.20 : x
  2. Step 2: Convert to fraction form
    346,003.08/477,498.42 = 218,632.20/x
  3. Step 3: Cross multiply
    346,003.08x = 477,498.42 × 218,632.20
  4. Step 4: Simplify right side
    346,003.08x = 104,396,530,061.12
  5. Step 5: Solve for x
    x = 104,396,530,061.12/346,003.08
  6. Step 6: Final answer
    x = 301,721.39

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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.