Home / 651,516.36-976,592.46-272,654.16

Finding the Fourth Proportional to 651,516.36, 976,592.46 and 272,654.16

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Solution

The fourth proportional to 651,516.36, 976,592.46 and 272,654.16 is: 408,695.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,516.36 : 976,592.46 = 272,654.16 : x
  2. Step 2: Convert to fraction form
    651,516.36/976,592.46 = 272,654.16/x
  3. Step 3: Cross multiply
    651,516.36x = 976,592.46 × 272,654.16
  4. Step 4: Simplify right side
    651,516.36x = 266,271,996,843.63
  5. Step 5: Solve for x
    x = 266,271,996,843.63/651,516.36
  6. Step 6: Final answer
    x = 408,695.80

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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.