Home / 805,483.71-1,208,162.34-468,309.42

Finding the Fourth Proportional to 805,483.71, 1,208,162.34 and 468,309.42

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Solution

The fourth proportional to 805,483.71, 1,208,162.34 and 468,309.42 is: 702,427.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,483.71 : 1,208,162.34 = 468,309.42 : x
  2. Step 2: Convert to fraction form
    805,483.71/1,208,162.34 = 468,309.42/x
  3. Step 3: Cross multiply
    805,483.71x = 1,208,162.34 × 468,309.42
  4. Step 4: Simplify right side
    805,483.71x = 565,793,804,711.24
  5. Step 5: Solve for x
    x = 565,793,804,711.24/805,483.71
  6. Step 6: Final answer
    x = 702,427.37

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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.