Home / 708,999.27-1,063,547.36-203,521.38

Finding the Fourth Proportional to 708,999.27, 1,063,547.36 and 203,521.38

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Solution

The fourth proportional to 708,999.27, 1,063,547.36 and 203,521.38 is: 305,295.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,999.27 : 1,063,547.36 = 203,521.38 : x
  2. Step 2: Convert to fraction form
    708,999.27/1,063,547.36 = 203,521.38/x
  3. Step 3: Cross multiply
    708,999.27x = 1,063,547.36 × 203,521.38
  4. Step 4: Simplify right side
    708,999.27x = 216,454,623,304.66
  5. Step 5: Solve for x
    x = 216,454,623,304.66/708,999.27
  6. Step 6: Final answer
    x = 305,295.98

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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.