Home / 802,643.73-1,107,693.59-476,150.04

Finding the Fourth Proportional to 802,643.73, 1,107,693.59 and 476,150.04

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Solution

The fourth proportional to 802,643.73, 1,107,693.59 and 476,150.04 is: 657,113.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,643.73 : 1,107,693.59 = 476,150.04 : x
  2. Step 2: Convert to fraction form
    802,643.73/1,107,693.59 = 476,150.04/x
  3. Step 3: Cross multiply
    802,643.73x = 1,107,693.59 × 476,150.04
  4. Step 4: Simplify right side
    802,643.73x = 527,428,347,186.24
  5. Step 5: Solve for x
    x = 527,428,347,186.24/802,643.73
  6. Step 6: Final answer
    x = 657,113.89

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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.