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Finding the Fourth Proportional to 562,012.68, 843,123.06 and 177,858.30

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Solution

The fourth proportional to 562,012.68, 843,123.06 and 177,858.30 is: 266,820.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,012.68 : 843,123.06 = 177,858.30 : x
  2. Step 2: Convert to fraction form
    562,012.68/843,123.06 = 177,858.30/x
  3. Step 3: Cross multiply
    562,012.68x = 843,123.06 × 177,858.30
  4. Step 4: Simplify right side
    562,012.68x = 149,956,434,142.40
  5. Step 5: Solve for x
    x = 149,956,434,142.40/562,012.68
  6. Step 6: Final answer
    x = 266,820.38

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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.