Home / 377,002.31-520,089.77-334,025.60

Finding the Fourth Proportional to 377,002.31, 520,089.77 and 334,025.60

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Solution

The fourth proportional to 377,002.31, 520,089.77 and 334,025.60 is: 460,801.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,002.31 : 520,089.77 = 334,025.60 : x
  2. Step 2: Convert to fraction form
    377,002.31/520,089.77 = 334,025.60/x
  3. Step 3: Cross multiply
    377,002.31x = 520,089.77 × 334,025.60
  4. Step 4: Simplify right side
    377,002.31x = 173,723,295,807.98
  5. Step 5: Solve for x
    x = 173,723,295,807.98/377,002.31
  6. Step 6: Final answer
    x = 460,801.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.