Home / 634,715.96-952,077.20-213,995.48

Finding the Fourth Proportional to 634,715.96, 952,077.20 and 213,995.48

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Solution

The fourth proportional to 634,715.96, 952,077.20 and 213,995.48 is: 320,994.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,715.96 : 952,077.20 = 213,995.48 : x
  2. Step 2: Convert to fraction form
    634,715.96/952,077.20 = 213,995.48/x
  3. Step 3: Cross multiply
    634,715.96x = 952,077.20 × 213,995.48
  4. Step 4: Simplify right side
    634,715.96x = 203,740,217,411.06
  5. Step 5: Solve for x
    x = 203,740,217,411.06/634,715.96
  6. Step 6: Final answer
    x = 320,994.32

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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.