Home / 946,450.27-1,306,094.55-516,730.40

Finding the Fourth Proportional to 946,450.27, 1,306,094.55 and 516,730.40

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Solution

The fourth proportional to 946,450.27, 1,306,094.55 and 516,730.40 is: 713,084.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,450.27 : 1,306,094.55 = 516,730.40 : x
  2. Step 2: Convert to fraction form
    946,450.27/1,306,094.55 = 516,730.40/x
  3. Step 3: Cross multiply
    946,450.27x = 1,306,094.55 × 516,730.40
  4. Step 4: Simplify right side
    946,450.27x = 674,898,763,816.38
  5. Step 5: Solve for x
    x = 674,898,763,816.38/946,450.27
  6. Step 6: Final answer
    x = 713,084.23

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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.