Home / 993,051.28-1,489,574.64-361,707.04

Finding the Fourth Proportional to 993,051.28, 1,489,574.64 and 361,707.04

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Solution

The fourth proportional to 993,051.28, 1,489,574.64 and 361,707.04 is: 542,559.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,051.28 : 1,489,574.64 = 361,707.04 : x
  2. Step 2: Convert to fraction form
    993,051.28/1,489,574.64 = 361,707.04/x
  3. Step 3: Cross multiply
    993,051.28x = 1,489,574.64 × 361,707.04
  4. Step 4: Simplify right side
    993,051.28x = 538,789,633,893.47
  5. Step 5: Solve for x
    x = 538,789,633,893.47/993,051.28
  6. Step 6: Final answer
    x = 542,559.73

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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.