Home / 767,745.60-1,150,646.40-293,798.40

Finding the Fourth Proportional to 767,745.60, 1,150,646.40 and 293,798.40

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Solution

The fourth proportional to 767,745.60, 1,150,646.40 and 293,798.40 is: 440,325.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,745.60 : 1,150,646.40 = 293,798.40 : x
  2. Step 2: Convert to fraction form
    767,745.60/1,150,646.40 = 293,798.40/x
  3. Step 3: Cross multiply
    767,745.60x = 1,150,646.40 × 293,798.40
  4. Step 4: Simplify right side
    767,745.60x = 338,058,071,285.76
  5. Step 5: Solve for x
    x = 338,058,071,285.76/767,745.60
  6. Step 6: Final answer
    x = 440,325.64

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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.