Home / 898,984.14-1,240,635.81-517,011.22

Finding the Fourth Proportional to 898,984.14, 1,240,635.81 and 517,011.22

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Solution

The fourth proportional to 898,984.14, 1,240,635.81 and 517,011.22 is: 713,497.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,984.14 : 1,240,635.81 = 517,011.22 : x
  2. Step 2: Convert to fraction form
    898,984.14/1,240,635.81 = 517,011.22/x
  3. Step 3: Cross multiply
    898,984.14x = 1,240,635.81 × 517,011.22
  4. Step 4: Simplify right side
    898,984.14x = 641,422,633,703.79
  5. Step 5: Solve for x
    x = 641,422,633,703.79/898,984.14
  6. Step 6: Final answer
    x = 713,497.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.