Home / 961,698.22-1,442,678.55-400,601.50

Finding the Fourth Proportional to 961,698.22, 1,442,678.55 and 400,601.50

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Solution

The fourth proportional to 961,698.22, 1,442,678.55 and 400,601.50 is: 600,956.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,698.22 : 1,442,678.55 = 400,601.50 : x
  2. Step 2: Convert to fraction form
    961,698.22/1,442,678.55 = 400,601.50/x
  3. Step 3: Cross multiply
    961,698.22x = 1,442,678.55 × 400,601.50
  4. Step 4: Simplify right side
    961,698.22x = 577,939,191,147.83
  5. Step 5: Solve for x
    x = 577,939,191,147.83/961,698.22
  6. Step 6: Final answer
    x = 600,956.91

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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.