Home / 709,246.40-1,064,015.40-236,271.20

Finding the Fourth Proportional to 709,246.40, 1,064,015.40 and 236,271.20

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Solution

The fourth proportional to 709,246.40, 1,064,015.40 and 236,271.20 is: 354,455.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,246.40 : 1,064,015.40 = 236,271.20 : x
  2. Step 2: Convert to fraction form
    709,246.40/1,064,015.40 = 236,271.20/x
  3. Step 3: Cross multiply
    709,246.40x = 1,064,015.40 × 236,271.20
  4. Step 4: Simplify right side
    709,246.40x = 251,396,195,376.48
  5. Step 5: Solve for x
    x = 251,396,195,376.48/709,246.40
  6. Step 6: Final answer
    x = 354,455.37

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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.