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Finding the Fourth Proportional to 395,538.37, 593,068.35 and 155,364.77

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Solution

The fourth proportional to 395,538.37, 593,068.35 and 155,364.77 is: 232,953.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,538.37 : 593,068.35 = 155,364.77 : x
  2. Step 2: Convert to fraction form
    395,538.37/593,068.35 = 155,364.77/x
  3. Step 3: Cross multiply
    395,538.37x = 593,068.35 × 155,364.77
  4. Step 4: Simplify right side
    395,538.37x = 92,141,927,792.03
  5. Step 5: Solve for x
    x = 92,141,927,792.03/395,538.37
  6. Step 6: Final answer
    x = 232,953.20

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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.