Home / 713,532.49-1,070,456.18-208,133.02

Finding the Fourth Proportional to 713,532.49, 1,070,456.18 and 208,133.02

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Solution

The fourth proportional to 713,532.49, 1,070,456.18 and 208,133.02 is: 312,245.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,532.49 : 1,070,456.18 = 208,133.02 : x
  2. Step 2: Convert to fraction form
    713,532.49/1,070,456.18 = 208,133.02/x
  3. Step 3: Cross multiply
    713,532.49x = 1,070,456.18 × 208,133.02
  4. Step 4: Simplify right side
    713,532.49x = 222,797,277,818.47
  5. Step 5: Solve for x
    x = 222,797,277,818.47/713,532.49
  6. Step 6: Final answer
    x = 312,245.46

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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.