Home / 946,280.48-1,305,850.20-538,373.54

Finding the Fourth Proportional to 946,280.48, 1,305,850.20 and 538,373.54

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Solution

The fourth proportional to 946,280.48, 1,305,850.20 and 538,373.54 is: 742,945.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,280.48 : 1,305,850.20 = 538,373.54 : x
  2. Step 2: Convert to fraction form
    946,280.48/1,305,850.20 = 538,373.54/x
  3. Step 3: Cross multiply
    946,280.48x = 1,305,850.20 × 538,373.54
  4. Step 4: Simplify right side
    946,280.48x = 703,035,194,883.71
  5. Step 5: Solve for x
    x = 703,035,194,883.71/946,280.48
  6. Step 6: Final answer
    x = 742,945.89

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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.