Home / 709,659.08-1,064,503.74-254,280.06

Finding the Fourth Proportional to 709,659.08, 1,064,503.74 and 254,280.06

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Solution

The fourth proportional to 709,659.08, 1,064,503.74 and 254,280.06 is: 381,425.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,659.08 : 1,064,503.74 = 254,280.06 : x
  2. Step 2: Convert to fraction form
    709,659.08/1,064,503.74 = 254,280.06/x
  3. Step 3: Cross multiply
    709,659.08x = 1,064,503.74 × 254,280.06
  4. Step 4: Simplify right side
    709,659.08x = 270,682,074,877.42
  5. Step 5: Solve for x
    x = 270,682,074,877.42/709,659.08
  6. Step 6: Final answer
    x = 381,425.51

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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.