Home / 514,135.40-770,917.02-159,050.60

Finding the Fourth Proportional to 514,135.40, 770,917.02 and 159,050.60

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Solution

The fourth proportional to 514,135.40, 770,917.02 and 159,050.60 is: 238,487.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,135.40 : 770,917.02 = 159,050.60 : x
  2. Step 2: Convert to fraction form
    514,135.40/770,917.02 = 159,050.60/x
  3. Step 3: Cross multiply
    514,135.40x = 770,917.02 × 159,050.60
  4. Step 4: Simplify right side
    514,135.40x = 122,614,814,581.21
  5. Step 5: Solve for x
    x = 122,614,814,581.21/514,135.40
  6. Step 6: Final answer
    x = 238,487.40

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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.