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Finding the Fourth Proportional to 535,827.53, 740,055.69 and 352,883.89

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Solution

The fourth proportional to 535,827.53, 740,055.69 and 352,883.89 is: 487,383.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,827.53 : 740,055.69 = 352,883.89 : x
  2. Step 2: Convert to fraction form
    535,827.53/740,055.69 = 352,883.89/x
  3. Step 3: Cross multiply
    535,827.53x = 740,055.69 × 352,883.89
  4. Step 4: Simplify right side
    535,827.53x = 261,153,732,853.94
  5. Step 5: Solve for x
    x = 261,153,732,853.94/535,827.53
  6. Step 6: Final answer
    x = 487,383.94

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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.