Home / 713,940.81-1,071,191.57-314,301.18

Finding the Fourth Proportional to 713,940.81, 1,071,191.57 and 314,301.18

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Solution

The fourth proportional to 713,940.81, 1,071,191.57 and 314,301.18 is: 471,575.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,940.81 : 1,071,191.57 = 314,301.18 : x
  2. Step 2: Convert to fraction form
    713,940.81/1,071,191.57 = 314,301.18/x
  3. Step 3: Cross multiply
    713,940.81x = 1,071,191.57 × 314,301.18
  4. Step 4: Simplify right side
    713,940.81x = 336,676,774,457.05
  5. Step 5: Solve for x
    x = 336,676,774,457.05/713,940.81
  6. Step 6: Final answer
    x = 471,575.19

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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.