Home / 948,270.37-1,308,571.46-540,460.48

Finding the Fourth Proportional to 948,270.37, 1,308,571.46 and 540,460.48

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Solution

The fourth proportional to 948,270.37, 1,308,571.46 and 540,460.48 is: 745,811.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,270.37 : 1,308,571.46 = 540,460.48 : x
  2. Step 2: Convert to fraction form
    948,270.37/1,308,571.46 = 540,460.48/x
  3. Step 3: Cross multiply
    948,270.37x = 1,308,571.46 × 540,460.48
  4. Step 4: Simplify right side
    948,270.37x = 707,231,156,683.60
  5. Step 5: Solve for x
    x = 707,231,156,683.60/948,270.37
  6. Step 6: Final answer
    x = 745,811.72

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Double scale
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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.