Home / 946,326.17-1,305,935.42-538,428

Finding the Fourth Proportional to 946,326.17, 1,305,935.42 and 538,428

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Solution

The fourth proportional to 946,326.17, 1,305,935.42 and 538,428 is: 743,033.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,326.17 : 1,305,935.42 = 538,428 : x
  2. Step 2: Convert to fraction form
    946,326.17/1,305,935.42 = 538,428/x
  3. Step 3: Cross multiply
    946,326.17x = 1,305,935.42 × 538,428
  4. Step 4: Simplify right side
    946,326.17x = 703,152,194,973.69
  5. Step 5: Solve for x
    x = 703,152,194,973.69/946,326.17
  6. Step 6: Final answer
    x = 743,033.66

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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.