Home / 865,271.40-1,297,907.10-366,570.60

Finding the Fourth Proportional to 865,271.40, 1,297,907.10 and 366,570.60

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Solution

The fourth proportional to 865,271.40, 1,297,907.10 and 366,570.60 is: 549,855.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,271.40 : 1,297,907.10 = 366,570.60 : x
  2. Step 2: Convert to fraction form
    865,271.40/1,297,907.10 = 366,570.60/x
  3. Step 3: Cross multiply
    865,271.40x = 1,297,907.10 × 366,570.60
  4. Step 4: Simplify right side
    865,271.40x = 475,774,584,391.26
  5. Step 5: Solve for x
    x = 475,774,584,391.26/865,271.40
  6. Step 6: Final answer
    x = 549,855.90

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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.