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Finding the Fourth Proportional to 377,901.76, 566,184.24 and 355,424.32

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Solution

The fourth proportional to 377,901.76, 566,184.24 and 355,424.32 is: 532,507.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,901.76 : 566,184.24 = 355,424.32 : x
  2. Step 2: Convert to fraction form
    377,901.76/566,184.24 = 355,424.32/x
  3. Step 3: Cross multiply
    377,901.76x = 566,184.24 × 355,424.32
  4. Step 4: Simplify right side
    377,901.76x = 201,235,648,496.72
  5. Step 5: Solve for x
    x = 201,235,648,496.72/377,901.76
  6. Step 6: Final answer
    x = 532,507.84

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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.