Home / 961,744.22-1,442,747.61-400,647.50

Finding the Fourth Proportional to 961,744.22, 1,442,747.61 and 400,647.50

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Solution

The fourth proportional to 961,744.22, 1,442,747.61 and 400,647.50 is: 601,025.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,744.22 : 1,442,747.61 = 400,647.50 : x
  2. Step 2: Convert to fraction form
    961,744.22/1,442,747.61 = 400,647.50/x
  3. Step 3: Cross multiply
    961,744.22x = 1,442,747.61 × 400,647.50
  4. Step 4: Simplify right side
    961,744.22x = 578,033,223,077.48
  5. Step 5: Solve for x
    x = 578,033,223,077.48/961,744.22
  6. Step 6: Final answer
    x = 601,025.94

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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.