Home / 961,442.63-1,326,957.32-579,469.85

Finding the Fourth Proportional to 961,442.63, 1,326,957.32 and 579,469.85

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Solution

The fourth proportional to 961,442.63, 1,326,957.32 and 579,469.85 is: 799,768.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,442.63 : 1,326,957.32 = 579,469.85 : x
  2. Step 2: Convert to fraction form
    961,442.63/1,326,957.32 = 579,469.85/x
  3. Step 3: Cross multiply
    961,442.63x = 1,326,957.32 × 579,469.85
  4. Step 4: Simplify right side
    961,442.63x = 768,931,756,279.45
  5. Step 5: Solve for x
    x = 768,931,756,279.45/961,442.63
  6. Step 6: Final answer
    x = 799,768.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.