Home / 996,820.70-1,495,231.05-856,852.70

Finding the Fourth Proportional to 996,820.70, 1,495,231.05 and 856,852.70

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Solution

The fourth proportional to 996,820.70, 1,495,231.05 and 856,852.70 is: 1,285,279.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,820.70 : 1,495,231.05 = 856,852.70 : x
  2. Step 2: Convert to fraction form
    996,820.70/1,495,231.05 = 856,852.70/x
  3. Step 3: Cross multiply
    996,820.70x = 1,495,231.05 × 856,852.70
  4. Step 4: Simplify right side
    996,820.70x = 1,281,192,762,316.34
  5. Step 5: Solve for x
    x = 1,281,192,762,316.34/996,820.70
  6. Step 6: Final answer
    x = 1,285,279.05

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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.