Home / 895,243.06-1,235,435.38-487,347.86

Finding the Fourth Proportional to 895,243.06, 1,235,435.38 and 487,347.86

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Solution

The fourth proportional to 895,243.06, 1,235,435.38 and 487,347.86 is: 672,540.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,243.06 : 1,235,435.38 = 487,347.86 : x
  2. Step 2: Convert to fraction form
    895,243.06/1,235,435.38 = 487,347.86/x
  3. Step 3: Cross multiply
    895,243.06x = 1,235,435.38 × 487,347.86
  4. Step 4: Simplify right side
    895,243.06x = 602,086,788,611.29
  5. Step 5: Solve for x
    x = 602,086,788,611.29/895,243.06
  6. Step 6: Final answer
    x = 672,540.02

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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.