Home / 343,986.48-474,926.16-223,471.23

Finding the Fourth Proportional to 343,986.48, 474,926.16 and 223,471.23

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Solution

The fourth proportional to 343,986.48, 474,926.16 and 223,471.23 is: 308,536.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,986.48 : 474,926.16 = 223,471.23 : x
  2. Step 2: Convert to fraction form
    343,986.48/474,926.16 = 223,471.23/x
  3. Step 3: Cross multiply
    343,986.48x = 474,926.16 × 223,471.23
  4. Step 4: Simplify right side
    343,986.48x = 106,132,333,134.38
  5. Step 5: Solve for x
    x = 106,132,333,134.38/343,986.48
  6. Step 6: Final answer
    x = 308,536.35

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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.