Home / 683,149.40-1,024,724.10-459,200.60

Finding the Fourth Proportional to 683,149.40, 1,024,724.10 and 459,200.60

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Solution

The fourth proportional to 683,149.40, 1,024,724.10 and 459,200.60 is: 688,800.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,149.40 : 1,024,724.10 = 459,200.60 : x
  2. Step 2: Convert to fraction form
    683,149.40/1,024,724.10 = 459,200.60/x
  3. Step 3: Cross multiply
    683,149.40x = 1,024,724.10 × 459,200.60
  4. Step 4: Simplify right side
    683,149.40x = 470,553,921,554.46
  5. Step 5: Solve for x
    x = 470,553,921,554.46/683,149.40
  6. Step 6: Final answer
    x = 688,800.90

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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.