Home / 1,158,825-1,739,008.78-476,271.60

Finding the Fourth Proportional to 1,158,825, 1,739,008.78 and 476,271.60

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Solution

The fourth proportional to 1,158,825, 1,739,008.78 and 476,271.60 is: 714,724.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,825 : 1,739,008.78 = 476,271.60 : x
  2. Step 2: Convert to fraction form
    1,158,825/1,739,008.78 = 476,271.60/x
  3. Step 3: Cross multiply
    1,158,825x = 1,739,008.78 × 476,271.60
  4. Step 4: Simplify right side
    1,158,825x = 828,240,494,064.65
  5. Step 5: Solve for x
    x = 828,240,494,064.65/1,158,825
  6. Step 6: Final answer
    x = 714,724.39

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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.