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Finding the Fourth Proportional to 376,075.37, 563,582.70 and 207,671.51

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Solution

The fourth proportional to 376,075.37, 563,582.70 and 207,671.51 is: 311,214.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,075.37 : 563,582.70 = 207,671.51 : x
  2. Step 2: Convert to fraction form
    376,075.37/563,582.70 = 207,671.51/x
  3. Step 3: Cross multiply
    376,075.37x = 563,582.70 × 207,671.51
  4. Step 4: Simplify right side
    376,075.37x = 117,040,067,500.96
  5. Step 5: Solve for x
    x = 117,040,067,500.96/376,075.37
  6. Step 6: Final answer
    x = 311,214.40

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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.