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Finding the Fourth Proportional to 500,313.45, 750,610.47 and 201,004.21

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Solution

The fourth proportional to 500,313.45, 750,610.47 and 201,004.21 is: 301,562.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,313.45 : 750,610.47 = 201,004.21 : x
  2. Step 2: Convert to fraction form
    500,313.45/750,610.47 = 201,004.21/x
  3. Step 3: Cross multiply
    500,313.45x = 750,610.47 × 201,004.21
  4. Step 4: Simplify right side
    500,313.45x = 150,875,863,417.32
  5. Step 5: Solve for x
    x = 150,875,863,417.32/500,313.45
  6. Step 6: Final answer
    x = 301,562.68

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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.