Home / 849,426.28-1,274,359.94-316,951.31

Finding the Fourth Proportional to 849,426.28, 1,274,359.94 and 316,951.31

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Solution

The fourth proportional to 849,426.28, 1,274,359.94 and 316,951.31 is: 475,509.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,426.28 : 1,274,359.94 = 316,951.31 : x
  2. Step 2: Convert to fraction form
    849,426.28/1,274,359.94 = 316,951.31/x
  3. Step 3: Cross multiply
    849,426.28x = 1,274,359.94 × 316,951.31
  4. Step 4: Simplify right side
    849,426.28x = 403,910,055,184.23
  5. Step 5: Solve for x
    x = 403,910,055,184.23/849,426.28
  6. Step 6: Final answer
    x = 475,509.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.