Home / 402,526.59-555,442.07-241,388.43

Finding the Fourth Proportional to 402,526.59, 555,442.07 and 241,388.43

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Solution

The fourth proportional to 402,526.59, 555,442.07 and 241,388.43 is: 333,089.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,526.59 : 555,442.07 = 241,388.43 : x
  2. Step 2: Convert to fraction form
    402,526.59/555,442.07 = 241,388.43/x
  3. Step 3: Cross multiply
    402,526.59x = 555,442.07 × 241,388.43
  4. Step 4: Simplify right side
    402,526.59x = 134,077,289,233.25
  5. Step 5: Solve for x
    x = 134,077,289,233.25/402,526.59
  6. Step 6: Final answer
    x = 333,089.27

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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.