Home / 1,012,535.29-1,518,804.41-413,496.45

Finding the Fourth Proportional to 1,012,535.29, 1,518,804.41 and 413,496.45

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Solution

The fourth proportional to 1,012,535.29, 1,518,804.41 and 413,496.45 is: 620,245.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,535.29 : 1,518,804.41 = 413,496.45 : x
  2. Step 2: Convert to fraction form
    1,012,535.29/1,518,804.41 = 413,496.45/x
  3. Step 3: Cross multiply
    1,012,535.29x = 1,518,804.41 × 413,496.45
  4. Step 4: Simplify right side
    1,012,535.29x = 628,020,231,779.35
  5. Step 5: Solve for x
    x = 628,020,231,779.35/1,012,535.29
  6. Step 6: Final answer
    x = 620,245.28

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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.