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Finding the Fourth Proportional to 575,971.61, 794,613.47 and 361,033.25

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Solution

The fourth proportional to 575,971.61, 794,613.47 and 361,033.25 is: 498,083.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,971.61 : 794,613.47 = 361,033.25 : x
  2. Step 2: Convert to fraction form
    575,971.61/794,613.47 = 361,033.25/x
  3. Step 3: Cross multiply
    575,971.61x = 794,613.47 × 361,033.25
  4. Step 4: Simplify right side
    575,971.61x = 286,881,877,789.64
  5. Step 5: Solve for x
    x = 286,881,877,789.64/575,971.61
  6. Step 6: Final answer
    x = 498,083.37

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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.