Home / 683,701.46-1,024,894.86-459,124.50

Finding the Fourth Proportional to 683,701.46, 1,024,894.86 and 459,124.50

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Solution

The fourth proportional to 683,701.46, 1,024,894.86 and 459,124.50 is: 688,245.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,701.46 : 1,024,894.86 = 459,124.50 : x
  2. Step 2: Convert to fraction form
    683,701.46/1,024,894.86 = 459,124.50/x
  3. Step 3: Cross multiply
    683,701.46x = 1,024,894.86 × 459,124.50
  4. Step 4: Simplify right side
    683,701.46x = 470,554,340,150.07
  5. Step 5: Solve for x
    x = 470,554,340,150.07/683,701.46
  6. Step 6: Final answer
    x = 688,245.34

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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.