Home / 1,020,444.36-1,530,887.97-310,453.95

Finding the Fourth Proportional to 1,020,444.36, 1,530,887.97 and 310,453.95

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Solution

The fourth proportional to 1,020,444.36, 1,530,887.97 and 310,453.95 is: 465,748.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,444.36 : 1,530,887.97 = 310,453.95 : x
  2. Step 2: Convert to fraction form
    1,020,444.36/1,530,887.97 = 310,453.95/x
  3. Step 3: Cross multiply
    1,020,444.36x = 1,530,887.97 × 310,453.95
  4. Step 4: Simplify right side
    1,020,444.36x = 475,270,217,293.98
  5. Step 5: Solve for x
    x = 475,270,217,293.98/1,020,444.36
  6. Step 6: Final answer
    x = 465,748.29

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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.