Home / 965,724.80-1,448,572.44-326,477.57

Finding the Fourth Proportional to 965,724.80, 1,448,572.44 and 326,477.57

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Solution

The fourth proportional to 965,724.80, 1,448,572.44 and 326,477.57 is: 489,711.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,724.80 : 1,448,572.44 = 326,477.57 : x
  2. Step 2: Convert to fraction form
    965,724.80/1,448,572.44 = 326,477.57/x
  3. Step 3: Cross multiply
    965,724.80x = 1,448,572.44 × 326,477.57
  4. Step 4: Simplify right side
    965,724.80x = 472,926,402,937.31
  5. Step 5: Solve for x
    x = 472,926,402,937.31/965,724.80
  6. Step 6: Final answer
    x = 489,711.36

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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.