Home / 683,003.70-1,024,505.55-648,011.70

Finding the Fourth Proportional to 683,003.70, 1,024,505.55 and 648,011.70

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Solution

The fourth proportional to 683,003.70, 1,024,505.55 and 648,011.70 is: 972,017.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,003.70 : 1,024,505.55 = 648,011.70 : x
  2. Step 2: Convert to fraction form
    683,003.70/1,024,505.55 = 648,011.70/x
  3. Step 3: Cross multiply
    683,003.70x = 1,024,505.55 × 648,011.70
  4. Step 4: Simplify right side
    683,003.70x = 663,891,583,114.94
  5. Step 5: Solve for x
    x = 663,891,583,114.94/683,003.70
  6. Step 6: Final answer
    x = 972,017.55

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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.