Home / 786,866.70-1,180,300.05-218,246.70

Finding the Fourth Proportional to 786,866.70, 1,180,300.05 and 218,246.70

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Solution

The fourth proportional to 786,866.70, 1,180,300.05 and 218,246.70 is: 327,370.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,866.70 : 1,180,300.05 = 218,246.70 : x
  2. Step 2: Convert to fraction form
    786,866.70/1,180,300.05 = 218,246.70/x
  3. Step 3: Cross multiply
    786,866.70x = 1,180,300.05 × 218,246.70
  4. Step 4: Simplify right side
    786,866.70x = 257,596,590,922.34
  5. Step 5: Solve for x
    x = 257,596,590,922.34/786,866.70
  6. Step 6: Final answer
    x = 327,370.05

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Similar ratio
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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.