Home / 692,315.32-955,330.37-401,849.83

Finding the Fourth Proportional to 692,315.32, 955,330.37 and 401,849.83

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Solution

The fourth proportional to 692,315.32, 955,330.37 and 401,849.83 is: 554,515.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,315.32 : 955,330.37 = 401,849.83 : x
  2. Step 2: Convert to fraction form
    692,315.32/955,330.37 = 401,849.83/x
  3. Step 3: Cross multiply
    692,315.32x = 955,330.37 × 401,849.83
  4. Step 4: Simplify right side
    692,315.32x = 383,899,339,992.44
  5. Step 5: Solve for x
    x = 383,899,339,992.44/692,315.32
  6. Step 6: Final answer
    x = 554,515.16

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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.