Home / 510,824.40-766,317.60-173,896.80

Finding the Fourth Proportional to 510,824.40, 766,317.60 and 173,896.80

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Solution

The fourth proportional to 510,824.40, 766,317.60 and 173,896.80 is: 260,872.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,824.40 : 766,317.60 = 173,896.80 : x
  2. Step 2: Convert to fraction form
    510,824.40/766,317.60 = 173,896.80/x
  3. Step 3: Cross multiply
    510,824.40x = 766,317.60 × 173,896.80
  4. Step 4: Simplify right side
    510,824.40x = 133,260,178,423.68
  5. Step 5: Solve for x
    x = 133,260,178,423.68/510,824.40
  6. Step 6: Final answer
    x = 260,872.77

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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.