Home / 682,830.80-1,024,246.20-470,254.40

Finding the Fourth Proportional to 682,830.80, 1,024,246.20 and 470,254.40

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Solution

The fourth proportional to 682,830.80, 1,024,246.20 and 470,254.40 is: 705,381.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,830.80 : 1,024,246.20 = 470,254.40 : x
  2. Step 2: Convert to fraction form
    682,830.80/1,024,246.20 = 470,254.40/x
  3. Step 3: Cross multiply
    682,830.80x = 1,024,246.20 × 470,254.40
  4. Step 4: Simplify right side
    682,830.80x = 481,656,282,233.28
  5. Step 5: Solve for x
    x = 481,656,282,233.28/682,830.80
  6. Step 6: Final answer
    x = 705,381.60

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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.