Home / 343,739.43-474,461.55-222,888.24

Finding the Fourth Proportional to 343,739.43, 474,461.55 and 222,888.24

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Solution

The fourth proportional to 343,739.43, 474,461.55 and 222,888.24 is: 307,651.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,739.43 : 474,461.55 = 222,888.24 : x
  2. Step 2: Convert to fraction form
    343,739.43/474,461.55 = 222,888.24/x
  3. Step 3: Cross multiply
    343,739.43x = 474,461.55 × 222,888.24
  4. Step 4: Simplify right side
    343,739.43x = 105,751,899,827.17
  5. Step 5: Solve for x
    x = 105,751,899,827.17/343,739.43
  6. Step 6: Final answer
    x = 307,651.35

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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.