Home / 469,320.84-647,664.36-254,461.14

Finding the Fourth Proportional to 469,320.84, 647,664.36 and 254,461.14

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Solution

The fourth proportional to 469,320.84, 647,664.36 and 254,461.14 is: 351,157.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,320.84 : 647,664.36 = 254,461.14 : x
  2. Step 2: Convert to fraction form
    469,320.84/647,664.36 = 254,461.14/x
  3. Step 3: Cross multiply
    469,320.84x = 647,664.36 × 254,461.14
  4. Step 4: Simplify right side
    469,320.84x = 164,805,411,382.97
  5. Step 5: Solve for x
    x = 164,805,411,382.97/469,320.84
  6. Step 6: Final answer
    x = 351,157.24

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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.