Home / 427,323.55-589,888.07-266,258.17

Finding the Fourth Proportional to 427,323.55, 589,888.07 and 266,258.17

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Solution

The fourth proportional to 427,323.55, 589,888.07 and 266,258.17 is: 367,549.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,323.55 : 589,888.07 = 266,258.17 : x
  2. Step 2: Convert to fraction form
    427,323.55/589,888.07 = 266,258.17/x
  3. Step 3: Cross multiply
    427,323.55x = 589,888.07 × 266,258.17
  4. Step 4: Simplify right side
    427,323.55x = 157,062,517,928.34
  5. Step 5: Solve for x
    x = 157,062,517,928.34/427,323.55
  6. Step 6: Final answer
    x = 367,549.41

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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.