Home / 1,012,550.07-1,518,826.59-413,511.26

Finding the Fourth Proportional to 1,012,550.07, 1,518,826.59 and 413,511.26

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Solution

The fourth proportional to 1,012,550.07, 1,518,826.59 and 413,511.26 is: 620,267.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,550.07 : 1,518,826.59 = 413,511.26 : x
  2. Step 2: Convert to fraction form
    1,012,550.07/1,518,826.59 = 413,511.26/x
  3. Step 3: Cross multiply
    1,012,550.07x = 1,518,826.59 × 413,511.26
  4. Step 4: Simplify right side
    1,012,550.07x = 628,051,889,358.27
  5. Step 5: Solve for x
    x = 628,051,889,358.27/1,012,550.07
  6. Step 6: Final answer
    x = 620,267.49

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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.