Home / 713,618.24-1,071,340.72-613,059.66

Finding the Fourth Proportional to 713,618.24, 1,071,340.72 and 613,059.66

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Solution

The fourth proportional to 713,618.24, 1,071,340.72 and 613,059.66 is: 920,374.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,618.24 : 1,071,340.72 = 613,059.66 : x
  2. Step 2: Convert to fraction form
    713,618.24/1,071,340.72 = 613,059.66/x
  3. Step 3: Cross multiply
    713,618.24x = 1,071,340.72 × 613,059.66
  4. Step 4: Simplify right side
    713,618.24x = 656,795,777,547.36
  5. Step 5: Solve for x
    x = 656,795,777,547.36/713,618.24
  6. Step 6: Final answer
    x = 920,374.15

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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.