Home / 1,049,758.79-1,574,888.07-339,786.77

Finding the Fourth Proportional to 1,049,758.79, 1,574,888.07 and 339,786.77

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Solution

The fourth proportional to 1,049,758.79, 1,574,888.07 and 339,786.77 is: 509,761.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,758.79 : 1,574,888.07 = 339,786.77 : x
  2. Step 2: Convert to fraction form
    1,049,758.79/1,574,888.07 = 339,786.77/x
  3. Step 3: Cross multiply
    1,049,758.79x = 1,574,888.07 × 339,786.77
  4. Step 4: Simplify right side
    1,049,758.79x = 535,126,130,416.83
  5. Step 5: Solve for x
    x = 535,126,130,416.83/1,049,758.79
  6. Step 6: Final answer
    x = 509,761.04

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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.