Home / 1,049,700.74-1,574,800.97-339,728.78

Finding the Fourth Proportional to 1,049,700.74, 1,574,800.97 and 339,728.78

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Solution

The fourth proportional to 1,049,700.74, 1,574,800.97 and 339,728.78 is: 509,674.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,700.74 : 1,574,800.97 = 339,728.78 : x
  2. Step 2: Convert to fraction form
    1,049,700.74/1,574,800.97 = 339,728.78/x
  3. Step 3: Cross multiply
    1,049,700.74x = 1,574,800.97 × 339,728.78
  4. Step 4: Simplify right side
    1,049,700.74x = 535,005,212,280.92
  5. Step 5: Solve for x
    x = 535,005,212,280.92/1,049,700.74
  6. Step 6: Final answer
    x = 509,674.04

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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.