Home / 1,033,431.21-1,550,332.71-425,881.26

Finding the Fourth Proportional to 1,033,431.21, 1,550,332.71 and 425,881.26

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Solution

The fourth proportional to 1,033,431.21, 1,550,332.71 and 425,881.26 is: 638,898.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033,431.21 : 1,550,332.71 = 425,881.26 : x
  2. Step 2: Convert to fraction form
    1,033,431.21/1,550,332.71 = 425,881.26/x
  3. Step 3: Cross multiply
    1,033,431.21x = 1,550,332.71 × 425,881.26
  4. Step 4: Simplify right side
    1,033,431.21x = 660,257,647,954.02
  5. Step 5: Solve for x
    x = 660,257,647,954.02/1,033,431.21
  6. Step 6: Final answer
    x = 638,898.50

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Double scale
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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.