Home / 556,868.38-835,168.66-257,060.95

Finding the Fourth Proportional to 556,868.38, 835,168.66 and 257,060.95

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Solution

The fourth proportional to 556,868.38, 835,168.66 and 257,060.95 is: 385,529.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,868.38 : 835,168.66 = 257,060.95 : x
  2. Step 2: Convert to fraction form
    556,868.38/835,168.66 = 257,060.95/x
  3. Step 3: Cross multiply
    556,868.38x = 835,168.66 × 257,060.95
  4. Step 4: Simplify right side
    556,868.38x = 214,689,249,149.83
  5. Step 5: Solve for x
    x = 214,689,249,149.83/556,868.38
  6. Step 6: Final answer
    x = 385,529.61

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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.