Home / 1,045,274.88-1,567,906.56-380,426.88

Finding the Fourth Proportional to 1,045,274.88, 1,567,906.56 and 380,426.88

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Solution

The fourth proportional to 1,045,274.88, 1,567,906.56 and 380,426.88 is: 570,638.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,274.88 : 1,567,906.56 = 380,426.88 : x
  2. Step 2: Convert to fraction form
    1,045,274.88/1,567,906.56 = 380,426.88/x
  3. Step 3: Cross multiply
    1,045,274.88x = 1,567,906.56 × 380,426.88
  4. Step 4: Simplify right side
    1,045,274.88x = 596,473,800,752.33
  5. Step 5: Solve for x
    x = 596,473,800,752.33/1,045,274.88
  6. Step 6: Final answer
    x = 570,638.22

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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.