Home / 909,402.54-1,364,108.34-235,436.58

Finding the Fourth Proportional to 909,402.54, 1,364,108.34 and 235,436.58

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Solution

The fourth proportional to 909,402.54, 1,364,108.34 and 235,436.58 is: 353,156.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,402.54 : 1,364,108.34 = 235,436.58 : x
  2. Step 2: Convert to fraction form
    909,402.54/1,364,108.34 = 235,436.58/x
  3. Step 3: Cross multiply
    909,402.54x = 1,364,108.34 × 235,436.58
  4. Step 4: Simplify right side
    909,402.54x = 321,161,002,319.08
  5. Step 5: Solve for x
    x = 321,161,002,319.08/909,402.54
  6. Step 6: Final answer
    x = 353,156.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.