Home / 895,820.28-1,236,231.96-493,412.28

Finding the Fourth Proportional to 895,820.28, 1,236,231.96 and 493,412.28

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Solution

The fourth proportional to 895,820.28, 1,236,231.96 and 493,412.28 is: 680,908.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,820.28 : 1,236,231.96 = 493,412.28 : x
  2. Step 2: Convert to fraction form
    895,820.28/1,236,231.96 = 493,412.28/x
  3. Step 3: Cross multiply
    895,820.28x = 1,236,231.96 × 493,412.28
  4. Step 4: Simplify right side
    895,820.28x = 609,972,029,992.47
  5. Step 5: Solve for x
    x = 609,972,029,992.47/895,820.28
  6. Step 6: Final answer
    x = 680,908.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.