Home / 946,393.14-1,306,041.36-516,674.90

Finding the Fourth Proportional to 946,393.14, 1,306,041.36 and 516,674.90

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Solution

The fourth proportional to 946,393.14, 1,306,041.36 and 516,674.90 is: 713,021.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,393.14 : 1,306,041.36 = 516,674.90 : x
  2. Step 2: Convert to fraction form
    946,393.14/1,306,041.36 = 516,674.90/x
  3. Step 3: Cross multiply
    946,393.14x = 1,306,041.36 × 516,674.90
  4. Step 4: Simplify right side
    946,393.14x = 674,798,789,073.86
  5. Step 5: Solve for x
    x = 674,798,789,073.86/946,393.14
  6. Step 6: Final answer
    x = 713,021.64

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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.