Home / 744,378.23-1,116,461.73-238,873.84

Finding the Fourth Proportional to 744,378.23, 1,116,461.73 and 238,873.84

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Solution

The fourth proportional to 744,378.23, 1,116,461.73 and 238,873.84 is: 358,276.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,378.23 : 1,116,461.73 = 238,873.84 : x
  2. Step 2: Convert to fraction form
    744,378.23/1,116,461.73 = 238,873.84/x
  3. Step 3: Cross multiply
    744,378.23x = 1,116,461.73 × 238,873.84
  4. Step 4: Simplify right side
    744,378.23x = 266,693,498,762.77
  5. Step 5: Solve for x
    x = 266,693,498,762.77/744,378.23
  6. Step 6: Final answer
    x = 358,276.86

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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.