Home / 946,270.47-1,305,836.39-538,363.53

Finding the Fourth Proportional to 946,270.47, 1,305,836.39 and 538,363.53

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Solution

The fourth proportional to 946,270.47, 1,305,836.39 and 538,363.53 is: 742,932.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,270.47 : 1,305,836.39 = 538,363.53 : x
  2. Step 2: Convert to fraction form
    946,270.47/1,305,836.39 = 538,363.53/x
  3. Step 3: Cross multiply
    946,270.47x = 1,305,836.39 × 538,363.53
  4. Step 4: Simplify right side
    946,270.47x = 703,014,686,840.47
  5. Step 5: Solve for x
    x = 703,014,686,840.47/946,270.47
  6. Step 6: Final answer
    x = 742,932.08

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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.