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Finding the Fourth Proportional to 608,595.61, 912,976.49 and 253,526.58

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Solution

The fourth proportional to 608,595.61, 912,976.49 and 253,526.58 is: 380,324.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,595.61 : 912,976.49 = 253,526.58 : x
  2. Step 2: Convert to fraction form
    608,595.61/912,976.49 = 253,526.58/x
  3. Step 3: Cross multiply
    608,595.61x = 912,976.49 × 253,526.58
  4. Step 4: Simplify right side
    608,595.61x = 231,463,801,297.59
  5. Step 5: Solve for x
    x = 231,463,801,297.59/608,595.61
  6. Step 6: Final answer
    x = 380,324.47

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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.