Home / 767,281.36-1,149,570.96-683,783.32

Finding the Fourth Proportional to 767,281.36, 1,149,570.96 and 683,783.32

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Solution

The fourth proportional to 767,281.36, 1,149,570.96 and 683,783.32 is: 1,024,470.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,281.36 : 1,149,570.96 = 683,783.32 : x
  2. Step 2: Convert to fraction form
    767,281.36/1,149,570.96 = 683,783.32/x
  3. Step 3: Cross multiply
    767,281.36x = 1,149,570.96 × 683,783.32
  4. Step 4: Simplify right side
    767,281.36x = 786,057,447,604.39
  5. Step 5: Solve for x
    x = 786,057,447,604.39/767,281.36
  6. Step 6: Final answer
    x = 1,024,470.93

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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.