Home / 964,116.74-1,330,478.80-528,533.33

Finding the Fourth Proportional to 964,116.74, 1,330,478.80 and 528,533.33

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Solution

The fourth proportional to 964,116.74, 1,330,478.80 and 528,533.33 is: 729,374.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,116.74 : 1,330,478.80 = 528,533.33 : x
  2. Step 2: Convert to fraction form
    964,116.74/1,330,478.80 = 528,533.33/x
  3. Step 3: Cross multiply
    964,116.74x = 1,330,478.80 × 528,533.33
  4. Step 4: Simplify right side
    964,116.74x = 703,202,382,684.68
  5. Step 5: Solve for x
    x = 703,202,382,684.68/964,116.74
  6. Step 6: Final answer
    x = 729,374.72

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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.