Home / 888,400.08-1,225,992.32-501,297.69

Finding the Fourth Proportional to 888,400.08, 1,225,992.32 and 501,297.69

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Solution

The fourth proportional to 888,400.08, 1,225,992.32 and 501,297.69 is: 691,790.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,400.08 : 1,225,992.32 = 501,297.69 : x
  2. Step 2: Convert to fraction form
    888,400.08/1,225,992.32 = 501,297.69/x
  3. Step 3: Cross multiply
    888,400.08x = 1,225,992.32 × 501,297.69
  4. Step 4: Simplify right side
    888,400.08x = 614,587,117,973.74
  5. Step 5: Solve for x
    x = 614,587,117,973.74/888,400.08
  6. Step 6: Final answer
    x = 691,790.93

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1.5x scale

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.