Home / 1,505,430.60-2,258,145.90-494,708.55

Finding the Fourth Proportional to 1,505,430.60, 2,258,145.90 and 494,708.55

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Solution

The fourth proportional to 1,505,430.60, 2,258,145.90 and 494,708.55 is: 742,062.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,430.60 : 2,258,145.90 = 494,708.55 : x
  2. Step 2: Convert to fraction form
    1,505,430.60/2,258,145.90 = 494,708.55/x
  3. Step 3: Cross multiply
    1,505,430.60x = 2,258,145.90 × 494,708.55
  4. Step 4: Simplify right side
    1,505,430.60x = 1,117,124,083,877.44
  5. Step 5: Solve for x
    x = 1,117,124,083,877.44/1,505,430.60
  6. Step 6: Final answer
    x = 742,062.83

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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.