Home / 397,790.16-596,682.02-263,455.50

Finding the Fourth Proportional to 397,790.16, 596,682.02 and 263,455.50

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Solution

The fourth proportional to 397,790.16, 596,682.02 and 263,455.50 is: 395,181.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,790.16 : 596,682.02 = 263,455.50 : x
  2. Step 2: Convert to fraction form
    397,790.16/596,682.02 = 263,455.50/x
  3. Step 3: Cross multiply
    397,790.16x = 596,682.02 × 263,455.50
  4. Step 4: Simplify right side
    397,790.16x = 157,199,159,920.11
  5. Step 5: Solve for x
    x = 157,199,159,920.11/397,790.16
  6. Step 6: Final answer
    x = 395,181.12

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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.