Home / 535,514.60-804,584.10-402,654.35

Finding the Fourth Proportional to 535,514.60, 804,584.10 and 402,654.35

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Solution

The fourth proportional to 535,514.60, 804,584.10 and 402,654.35 is: 604,968.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,514.60 : 804,584.10 = 402,654.35 : x
  2. Step 2: Convert to fraction form
    535,514.60/804,584.10 = 402,654.35/x
  3. Step 3: Cross multiply
    535,514.60x = 804,584.10 × 402,654.35
  4. Step 4: Simplify right side
    535,514.60x = 323,969,287,805.84
  5. Step 5: Solve for x
    x = 323,969,287,805.84/535,514.60
  6. Step 6: Final answer
    x = 604,968.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.