Home / 812,045.98-1,218,062.25-634,702.06

Finding the Fourth Proportional to 812,045.98, 1,218,062.25 and 634,702.06

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Solution

The fourth proportional to 812,045.98, 1,218,062.25 and 634,702.06 is: 952,047.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    812,045.98 : 1,218,062.25 = 634,702.06 : x
  2. Step 2: Convert to fraction form
    812,045.98/1,218,062.25 = 634,702.06/x
  3. Step 3: Cross multiply
    812,045.98x = 1,218,062.25 × 634,702.06
  4. Step 4: Simplify right side
    812,045.98x = 773,106,619,283.24
  5. Step 5: Solve for x
    x = 773,106,619,283.24/812,045.98
  6. Step 6: Final answer
    x = 952,047.84

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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.