Home / 301,632.10-452,447.67-76,992.50

Finding the Fourth Proportional to 301,632.10, 452,447.67 and 76,992.50

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Solution

The fourth proportional to 301,632.10, 452,447.67 and 76,992.50 is: 115,488.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,632.10 : 452,447.67 = 76,992.50 : x
  2. Step 2: Convert to fraction form
    301,632.10/452,447.67 = 76,992.50/x
  3. Step 3: Cross multiply
    301,632.10x = 452,447.67 × 76,992.50
  4. Step 4: Simplify right side
    301,632.10x = 34,835,077,232.48
  5. Step 5: Solve for x
    x = 34,835,077,232.48/301,632.10
  6. Step 6: Final answer
    x = 115,488.63

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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.