Home / 946,043.69-1,305,520.88-516,323.70

Finding the Fourth Proportional to 946,043.69, 1,305,520.88 and 516,323.70

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Solution

The fourth proportional to 946,043.69, 1,305,520.88 and 516,323.70 is: 712,516.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,043.69 : 1,305,520.88 = 516,323.70 : x
  2. Step 2: Convert to fraction form
    946,043.69/1,305,520.88 = 516,323.70/x
  3. Step 3: Cross multiply
    946,043.69x = 1,305,520.88 × 516,323.70
  4. Step 4: Simplify right side
    946,043.69x = 674,071,368,607.24
  5. Step 5: Solve for x
    x = 674,071,368,607.24/946,043.69
  6. Step 6: Final answer
    x = 712,516.11

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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.