Home / 510,645.04-766,317.44-178,221.04

Finding the Fourth Proportional to 510,645.04, 766,317.44 and 178,221.04

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Solution

The fourth proportional to 510,645.04, 766,317.44 and 178,221.04 is: 267,453.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,645.04 : 766,317.44 = 178,221.04 : x
  2. Step 2: Convert to fraction form
    510,645.04/766,317.44 = 178,221.04/x
  3. Step 3: Cross multiply
    510,645.04x = 766,317.44 × 178,221.04
  4. Step 4: Simplify right side
    510,645.04x = 136,573,891,126.94
  5. Step 5: Solve for x
    x = 136,573,891,126.94/510,645.04
  6. Step 6: Final answer
    x = 267,453.67

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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.