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Finding the Fourth Proportional to 450,814.36, 622,123.86 and 249,610.36

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Solution

The fourth proportional to 450,814.36, 622,123.86 and 249,610.36 is: 344,462.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,814.36 : 622,123.86 = 249,610.36 : x
  2. Step 2: Convert to fraction form
    450,814.36/622,123.86 = 249,610.36/x
  3. Step 3: Cross multiply
    450,814.36x = 622,123.86 × 249,610.36
  4. Step 4: Simplify right side
    450,814.36x = 155,288,560,659.19
  5. Step 5: Solve for x
    x = 155,288,560,659.19/450,814.36
  6. Step 6: Final answer
    x = 344,462.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.