Home / 769,300.61-1,152,919.43-598,728.29

Finding the Fourth Proportional to 769,300.61, 1,152,919.43 and 598,728.29

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Solution

The fourth proportional to 769,300.61, 1,152,919.43 and 598,728.29 is: 897,289.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,300.61 : 1,152,919.43 = 598,728.29 : x
  2. Step 2: Convert to fraction form
    769,300.61/1,152,919.43 = 598,728.29/x
  3. Step 3: Cross multiply
    769,300.61x = 1,152,919.43 × 598,728.29
  4. Step 4: Simplify right side
    769,300.61x = 690,285,484,333.41
  5. Step 5: Solve for x
    x = 690,285,484,333.41/769,300.61
  6. Step 6: Final answer
    x = 897,289.66

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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.