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Finding the Fourth Proportional to 608,074.50, 912,259.38 and 187,350.36

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Solution

The fourth proportional to 608,074.50, 912,259.38 and 187,350.36 is: 281,071.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,074.50 : 912,259.38 = 187,350.36 : x
  2. Step 2: Convert to fraction form
    608,074.50/912,259.38 = 187,350.36/x
  3. Step 3: Cross multiply
    608,074.50x = 912,259.38 × 187,350.36
  4. Step 4: Simplify right side
    608,074.50x = 170,912,123,256.38
  5. Step 5: Solve for x
    x = 170,912,123,256.38/608,074.50
  6. Step 6: Final answer
    x = 281,071.03

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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.