Home / 825,360.24-1,238,396.74-446,547.90

Finding the Fourth Proportional to 825,360.24, 1,238,396.74 and 446,547.90

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Solution

The fourth proportional to 825,360.24, 1,238,396.74 and 446,547.90 is: 670,014.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,360.24 : 1,238,396.74 = 446,547.90 : x
  2. Step 2: Convert to fraction form
    825,360.24/1,238,396.74 = 446,547.90/x
  3. Step 3: Cross multiply
    825,360.24x = 1,238,396.74 × 446,547.90
  4. Step 4: Simplify right side
    825,360.24x = 553,003,463,613.85
  5. Step 5: Solve for x
    x = 553,003,463,613.85/825,360.24
  6. Step 6: Final answer
    x = 670,014.66

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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.