Home / 709,610.40-1,064,585.70-236,300.04

Finding the Fourth Proportional to 709,610.40, 1,064,585.70 and 236,300.04

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Solution

The fourth proportional to 709,610.40, 1,064,585.70 and 236,300.04 is: 354,506.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,610.40 : 1,064,585.70 = 236,300.04 : x
  2. Step 2: Convert to fraction form
    709,610.40/1,064,585.70 = 236,300.04/x
  3. Step 3: Cross multiply
    709,610.40x = 1,064,585.70 × 236,300.04
  4. Step 4: Simplify right side
    709,610.40x = 251,561,643,493.43
  5. Step 5: Solve for x
    x = 251,561,643,493.43/709,610.40
  6. Step 6: Final answer
    x = 354,506.70

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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.