Home / 682,510.56-1,023,328.43-283,426.80

Finding the Fourth Proportional to 682,510.56, 1,023,328.43 and 283,426.80

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Solution

The fourth proportional to 682,510.56, 1,023,328.43 and 283,426.80 is: 424,958.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,510.56 : 1,023,328.43 = 283,426.80 : x
  2. Step 2: Convert to fraction form
    682,510.56/1,023,328.43 = 283,426.80/x
  3. Step 3: Cross multiply
    682,510.56x = 1,023,328.43 × 283,426.80
  4. Step 4: Simplify right side
    682,510.56x = 290,038,700,846.79
  5. Step 5: Solve for x
    x = 290,038,700,846.79/682,510.56
  6. Step 6: Final answer
    x = 424,958.55

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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.