Home / 713,941.31-1,071,192.32-314,301.69

Finding the Fourth Proportional to 713,941.31, 1,071,192.32 and 314,301.69

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Solution

The fourth proportional to 713,941.31, 1,071,192.32 and 314,301.69 is: 471,575.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,941.31 : 1,071,192.32 = 314,301.69 : x
  2. Step 2: Convert to fraction form
    713,941.31/1,071,192.32 = 314,301.69/x
  3. Step 3: Cross multiply
    713,941.31x = 1,071,192.32 × 314,301.69
  4. Step 4: Simplify right side
    713,941.31x = 336,677,554,919.51
  5. Step 5: Solve for x
    x = 336,677,554,919.51/713,941.31
  6. Step 6: Final answer
    x = 471,575.96

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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.