Home / 671,263.71-1,006,795.55-221,986.93

Finding the Fourth Proportional to 671,263.71, 1,006,795.55 and 221,986.93

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Solution

The fourth proportional to 671,263.71, 1,006,795.55 and 221,986.93 is: 332,947.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,263.71 : 1,006,795.55 = 221,986.93 : x
  2. Step 2: Convert to fraction form
    671,263.71/1,006,795.55 = 221,986.93/x
  3. Step 3: Cross multiply
    671,263.71x = 1,006,795.55 × 221,986.93
  4. Step 4: Simplify right side
    671,263.71x = 223,495,447,138.25
  5. Step 5: Solve for x
    x = 223,495,447,138.25/671,263.71
  6. Step 6: Final answer
    x = 332,947.31

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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.