Home / 671,263.46-1,006,795.17-221,986.67

Finding the Fourth Proportional to 671,263.46, 1,006,795.17 and 221,986.67

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Solution

The fourth proportional to 671,263.46, 1,006,795.17 and 221,986.67 is: 332,946.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,263.46 : 1,006,795.17 = 221,986.67 : x
  2. Step 2: Convert to fraction form
    671,263.46/1,006,795.17 = 221,986.67/x
  3. Step 3: Cross multiply
    671,263.46x = 1,006,795.17 × 221,986.67
  4. Step 4: Simplify right side
    671,263.46x = 223,495,109,677.37
  5. Step 5: Solve for x
    x = 223,495,109,677.37/671,263.46
  6. Step 6: Final answer
    x = 332,946.93

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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.