Home / 896,759.74-1,345,460.37-384,209.56

Finding the Fourth Proportional to 896,759.74, 1,345,460.37 and 384,209.56

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Solution

The fourth proportional to 896,759.74, 1,345,460.37 and 384,209.56 is: 576,451.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,759.74 : 1,345,460.37 = 384,209.56 : x
  2. Step 2: Convert to fraction form
    896,759.74/1,345,460.37 = 384,209.56/x
  3. Step 3: Cross multiply
    896,759.74x = 1,345,460.37 × 384,209.56
  4. Step 4: Simplify right side
    896,759.74x = 516,938,736,755.14
  5. Step 5: Solve for x
    x = 516,938,736,755.14/896,759.74
  6. Step 6: Final answer
    x = 576,451.77

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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.