Home / 1,090,264.08-1,635,668.28-380,302.32

Finding the Fourth Proportional to 1,090,264.08, 1,635,668.28 and 380,302.32

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Solution

The fourth proportional to 1,090,264.08, 1,635,668.28 and 380,302.32 is: 570,548.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,264.08 : 1,635,668.28 = 380,302.32 : x
  2. Step 2: Convert to fraction form
    1,090,264.08/1,635,668.28 = 380,302.32/x
  3. Step 3: Cross multiply
    1,090,264.08x = 1,635,668.28 × 380,302.32
  4. Step 4: Simplify right side
    1,090,264.08x = 622,048,441,634.41
  5. Step 5: Solve for x
    x = 622,048,441,634.41/1,090,264.08
  6. Step 6: Final answer
    x = 570,548.41

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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.