Home / 1,085,651.27-1,628,490.77-286,925.91

Finding the Fourth Proportional to 1,085,651.27, 1,628,490.77 and 286,925.91

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Solution

The fourth proportional to 1,085,651.27, 1,628,490.77 and 286,925.91 is: 430,392.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,651.27 : 1,628,490.77 = 286,925.91 : x
  2. Step 2: Convert to fraction form
    1,085,651.27/1,628,490.77 = 286,925.91/x
  3. Step 3: Cross multiply
    1,085,651.27x = 1,628,490.77 × 286,925.91
  4. Step 4: Simplify right side
    1,085,651.27x = 467,256,194,674.22
  5. Step 5: Solve for x
    x = 467,256,194,674.22/1,085,651.27
  6. Step 6: Final answer
    x = 430,392.53

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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.