Home / 682,995.90-1,024,543.36-262,271.78

Finding the Fourth Proportional to 682,995.90, 1,024,543.36 and 262,271.78

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Solution

The fourth proportional to 682,995.90, 1,024,543.36 and 262,271.78 is: 393,426.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,995.90 : 1,024,543.36 = 262,271.78 : x
  2. Step 2: Convert to fraction form
    682,995.90/1,024,543.36 = 262,271.78/x
  3. Step 3: Cross multiply
    682,995.90x = 1,024,543.36 × 262,271.78
  4. Step 4: Simplify right side
    682,995.90x = 268,708,810,714.38
  5. Step 5: Solve for x
    x = 268,708,810,714.38/682,995.90
  6. Step 6: Final answer
    x = 393,426.68

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1.5x scale

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.