Home / 757,829.31-1,045,730.01-418,275.69

Finding the Fourth Proportional to 757,829.31, 1,045,730.01 and 418,275.69

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Solution

The fourth proportional to 757,829.31, 1,045,730.01 and 418,275.69 is: 577,179.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,829.31 : 1,045,730.01 = 418,275.69 : x
  2. Step 2: Convert to fraction form
    757,829.31/1,045,730.01 = 418,275.69/x
  3. Step 3: Cross multiply
    757,829.31x = 1,045,730.01 × 418,275.69
  4. Step 4: Simplify right side
    757,829.31x = 437,403,441,486.46
  5. Step 5: Solve for x
    x = 437,403,441,486.46/757,829.31
  6. Step 6: Final answer
    x = 577,179.37

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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.