Home / 946,273.47-1,305,840.51-538,366.53

Finding the Fourth Proportional to 946,273.47, 1,305,840.51 and 538,366.53

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Solution

The fourth proportional to 946,273.47, 1,305,840.51 and 538,366.53 is: 742,936.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,273.47 : 1,305,840.51 = 538,366.53 : x
  2. Step 2: Convert to fraction form
    946,273.47/1,305,840.51 = 538,366.53/x
  3. Step 3: Cross multiply
    946,273.47x = 1,305,840.51 × 538,366.53
  4. Step 4: Simplify right side
    946,273.47x = 703,020,824,102.13
  5. Step 5: Solve for x
    x = 703,020,824,102.13/946,273.47
  6. Step 6: Final answer
    x = 742,936.21

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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.