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Finding the Fourth Proportional to 376,888.87, 565,438.83 and 152,406.94

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Solution

The fourth proportional to 376,888.87, 565,438.83 and 152,406.94 is: 228,653.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,888.87 : 565,438.83 = 152,406.94 : x
  2. Step 2: Convert to fraction form
    376,888.87/565,438.83 = 152,406.94/x
  3. Step 3: Cross multiply
    376,888.87x = 565,438.83 × 152,406.94
  4. Step 4: Simplify right side
    376,888.87x = 86,176,801,837.48
  5. Step 5: Solve for x
    x = 86,176,801,837.48/376,888.87
  6. Step 6: Final answer
    x = 228,653.08

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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.