Home / 842,788.65-1,163,364.62-552,418.92

Finding the Fourth Proportional to 842,788.65, 1,163,364.62 and 552,418.92

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Solution

The fourth proportional to 842,788.65, 1,163,364.62 and 552,418.92 is: 762,545.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,788.65 : 1,163,364.62 = 552,418.92 : x
  2. Step 2: Convert to fraction form
    842,788.65/1,163,364.62 = 552,418.92/x
  3. Step 3: Cross multiply
    842,788.65x = 1,163,364.62 × 552,418.92
  4. Step 4: Simplify right side
    842,788.65x = 642,664,624,184.52
  5. Step 5: Solve for x
    x = 642,664,624,184.52/842,788.65
  6. Step 6: Final answer
    x = 762,545.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.