Home / 714,354.24-1,071,252.09-258,837.27

Finding the Fourth Proportional to 714,354.24, 1,071,252.09 and 258,837.27

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Solution

The fourth proportional to 714,354.24, 1,071,252.09 and 258,837.27 is: 388,154.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,354.24 : 1,071,252.09 = 258,837.27 : x
  2. Step 2: Convert to fraction form
    714,354.24/1,071,252.09 = 258,837.27/x
  3. Step 3: Cross multiply
    714,354.24x = 1,071,252.09 × 258,837.27
  4. Step 4: Simplify right side
    714,354.24x = 277,279,966,457.39
  5. Step 5: Solve for x
    x = 277,279,966,457.39/714,354.24
  6. Step 6: Final answer
    x = 388,154.72

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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.