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Finding the Fourth Proportional to 590,886.54, 884,909.12 and 337,398.89

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Solution

The fourth proportional to 590,886.54, 884,909.12 and 337,398.89 is: 505,287.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,886.54 : 884,909.12 = 337,398.89 : x
  2. Step 2: Convert to fraction form
    590,886.54/884,909.12 = 337,398.89/x
  3. Step 3: Cross multiply
    590,886.54x = 884,909.12 × 337,398.89
  4. Step 4: Simplify right side
    590,886.54x = 298,567,348,727.34
  5. Step 5: Solve for x
    x = 298,567,348,727.34/590,886.54
  6. Step 6: Final answer
    x = 505,287.10

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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.