Home / 682,533.17-1,023,002.70-513,510.54

Finding the Fourth Proportional to 682,533.17, 1,023,002.70 and 513,510.54

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Solution

The fourth proportional to 682,533.17, 1,023,002.70 and 513,510.54 is: 769,666.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,533.17 : 1,023,002.70 = 513,510.54 : x
  2. Step 2: Convert to fraction form
    682,533.17/1,023,002.70 = 513,510.54/x
  3. Step 3: Cross multiply
    682,533.17x = 1,023,002.70 × 513,510.54
  4. Step 4: Simplify right side
    682,533.17x = 525,322,663,136.53
  5. Step 5: Solve for x
    x = 525,322,663,136.53/682,533.17
  6. Step 6: Final answer
    x = 769,666.13

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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.