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Finding the Fourth Proportional to 402,353.30, 555,295.83 and 241,296.95

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Solution

The fourth proportional to 402,353.30, 555,295.83 and 241,296.95 is: 333,018.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,353.30 : 555,295.83 = 241,296.95 : x
  2. Step 2: Convert to fraction form
    402,353.30/555,295.83 = 241,296.95/x
  3. Step 3: Cross multiply
    402,353.30x = 555,295.83 × 241,296.95
  4. Step 4: Simplify right side
    402,353.30x = 133,991,190,126.72
  5. Step 5: Solve for x
    x = 133,991,190,126.72/402,353.30
  6. Step 6: Final answer
    x = 333,018.74

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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.