Home / 887,384.16-1,330,813.44-256,303.44

Finding the Fourth Proportional to 887,384.16, 1,330,813.44 and 256,303.44

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Solution

The fourth proportional to 887,384.16, 1,330,813.44 and 256,303.44 is: 384,379.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,384.16 : 1,330,813.44 = 256,303.44 : x
  2. Step 2: Convert to fraction form
    887,384.16/1,330,813.44 = 256,303.44/x
  3. Step 3: Cross multiply
    887,384.16x = 1,330,813.44 × 256,303.44
  4. Step 4: Simplify right side
    887,384.16x = 341,092,062,670.23
  5. Step 5: Solve for x
    x = 341,092,062,670.23/887,384.16
  6. Step 6: Final answer
    x = 384,379.26

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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.