Home / 774,492.56-1,162,193.93-325,178.88

Finding the Fourth Proportional to 774,492.56, 1,162,193.93 and 325,178.88

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Solution

The fourth proportional to 774,492.56, 1,162,193.93 and 325,178.88 is: 487,959.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,492.56 : 1,162,193.93 = 325,178.88 : x
  2. Step 2: Convert to fraction form
    774,492.56/1,162,193.93 = 325,178.88/x
  3. Step 3: Cross multiply
    774,492.56x = 1,162,193.93 × 325,178.88
  4. Step 4: Simplify right side
    774,492.56x = 377,920,921,313.15
  5. Step 5: Solve for x
    x = 377,920,921,313.15/774,492.56
  6. Step 6: Final answer
    x = 487,959.39

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Double scale
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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.