Home / 331,411.08-457,617.18-270,166.98

Finding the Fourth Proportional to 331,411.08, 457,617.18 and 270,166.98

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Solution

The fourth proportional to 331,411.08, 457,617.18 and 270,166.98 is: 373,050.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,411.08 : 457,617.18 = 270,166.98 : x
  2. Step 2: Convert to fraction form
    331,411.08/457,617.18 = 270,166.98/x
  3. Step 3: Cross multiply
    331,411.08x = 457,617.18 × 270,166.98
  4. Step 4: Simplify right side
    331,411.08x = 123,633,051,516.72
  5. Step 5: Solve for x
    x = 123,633,051,516.72/331,411.08
  6. Step 6: Final answer
    x = 373,050.45

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1.5x scale

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.