Home / 964,772.55-1,330,295.79-615,446.97

Finding the Fourth Proportional to 964,772.55, 1,330,295.79 and 615,446.97

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Solution

The fourth proportional to 964,772.55, 1,330,295.79 and 615,446.97 is: 848,621.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,772.55 : 1,330,295.79 = 615,446.97 : x
  2. Step 2: Convert to fraction form
    964,772.55/1,330,295.79 = 615,446.97/x
  3. Step 3: Cross multiply
    964,772.55x = 1,330,295.79 × 615,446.97
  4. Step 4: Simplify right side
    964,772.55x = 818,726,513,159.26
  5. Step 5: Solve for x
    x = 818,726,513,159.26/964,772.55
  6. Step 6: Final answer
    x = 848,621.28

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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.