Home / 744,389.12-1,116,770.76-238,995.32

Finding the Fourth Proportional to 744,389.12, 1,116,770.76 and 238,995.32

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Solution

The fourth proportional to 744,389.12, 1,116,770.76 and 238,995.32 is: 358,553.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,389.12 : 1,116,770.76 = 238,995.32 : x
  2. Step 2: Convert to fraction form
    744,389.12/1,116,770.76 = 238,995.32/x
  3. Step 3: Cross multiply
    744,389.12x = 1,116,770.76 × 238,995.32
  4. Step 4: Simplify right side
    744,389.12x = 266,902,985,152.84
  5. Step 5: Solve for x
    x = 266,902,985,152.84/744,389.12
  6. Step 6: Final answer
    x = 358,553.04

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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.