Home / 661,835.04-993,080.64-262,466.98

Finding the Fourth Proportional to 661,835.04, 993,080.64 and 262,466.98

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Solution

The fourth proportional to 661,835.04, 993,080.64 and 262,466.98 is: 393,830.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,835.04 : 993,080.64 = 262,466.98 : x
  2. Step 2: Convert to fraction form
    661,835.04/993,080.64 = 262,466.98/x
  3. Step 3: Cross multiply
    661,835.04x = 993,080.64 × 262,466.98
  4. Step 4: Simplify right side
    661,835.04x = 260,650,876,477.27
  5. Step 5: Solve for x
    x = 260,650,876,477.27/661,835.04
  6. Step 6: Final answer
    x = 393,830.58

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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.