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Finding the Fourth Proportional to 618,959, 928,853.58 and 224,975

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Solution

The fourth proportional to 618,959, 928,853.58 and 224,975 is: 337,613.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,959 : 928,853.58 = 224,975 : x
  2. Step 2: Convert to fraction form
    618,959/928,853.58 = 224,975/x
  3. Step 3: Cross multiply
    618,959x = 928,853.58 × 224,975
  4. Step 4: Simplify right side
    618,959x = 208,968,834,160.50
  5. Step 5: Solve for x
    x = 208,968,834,160.50/618,959
  6. Step 6: Final answer
    x = 337,613.37

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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.