Home / 683,208.40-1,024,966.20-402,581.20

Finding the Fourth Proportional to 683,208.40, 1,024,966.20 and 402,581.20

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Solution

The fourth proportional to 683,208.40, 1,024,966.20 and 402,581.20 is: 603,962.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,208.40 : 1,024,966.20 = 402,581.20 : x
  2. Step 2: Convert to fraction form
    683,208.40/1,024,966.20 = 402,581.20/x
  3. Step 3: Cross multiply
    683,208.40x = 1,024,966.20 × 402,581.20
  4. Step 4: Simplify right side
    683,208.40x = 412,632,122,755.44
  5. Step 5: Solve for x
    x = 412,632,122,755.44/683,208.40
  6. Step 6: Final answer
    x = 603,962.31

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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.