Home / 1,049,710.60-1,574,815.74-339,738.64

Finding the Fourth Proportional to 1,049,710.60, 1,574,815.74 and 339,738.64

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Solution

The fourth proportional to 1,049,710.60, 1,574,815.74 and 339,738.64 is: 509,688.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,710.60 : 1,574,815.74 = 339,738.64 : x
  2. Step 2: Convert to fraction form
    1,049,710.60/1,574,815.74 = 339,738.64/x
  3. Step 3: Cross multiply
    1,049,710.60x = 1,574,815.74 × 339,738.64
  4. Step 4: Simplify right side
    1,049,710.60x = 535,025,757,758.19
  5. Step 5: Solve for x
    x = 535,025,757,758.19/1,049,710.60
  6. Step 6: Final answer
    x = 509,688.82

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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.