Home / 929,485.80-1,394,199.90-264,637.80

Finding the Fourth Proportional to 929,485.80, 1,394,199.90 and 264,637.80

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Solution

The fourth proportional to 929,485.80, 1,394,199.90 and 264,637.80 is: 396,948.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,485.80 : 1,394,199.90 = 264,637.80 : x
  2. Step 2: Convert to fraction form
    929,485.80/1,394,199.90 = 264,637.80/x
  3. Step 3: Cross multiply
    929,485.80x = 1,394,199.90 × 264,637.80
  4. Step 4: Simplify right side
    929,485.80x = 368,957,994,296.22
  5. Step 5: Solve for x
    x = 368,957,994,296.22/929,485.80
  6. Step 6: Final answer
    x = 396,948.50

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1.5x scale

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.