Home / 791,030.32-1,186,618.38-258,554.14

Finding the Fourth Proportional to 791,030.32, 1,186,618.38 and 258,554.14

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Solution

The fourth proportional to 791,030.32, 1,186,618.38 and 258,554.14 is: 387,855.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,030.32 : 1,186,618.38 = 258,554.14 : x
  2. Step 2: Convert to fraction form
    791,030.32/1,186,618.38 = 258,554.14/x
  3. Step 3: Cross multiply
    791,030.32x = 1,186,618.38 × 258,554.14
  4. Step 4: Simplify right side
    791,030.32x = 306,805,094,749.09
  5. Step 5: Solve for x
    x = 306,805,094,749.09/791,030.32
  6. Step 6: Final answer
    x = 387,855.04

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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.