Home / 709,657.08-1,064,500.74-254,278.06

Finding the Fourth Proportional to 709,657.08, 1,064,500.74 and 254,278.06

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Solution

The fourth proportional to 709,657.08, 1,064,500.74 and 254,278.06 is: 381,422.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,657.08 : 1,064,500.74 = 254,278.06 : x
  2. Step 2: Convert to fraction form
    709,657.08/1,064,500.74 = 254,278.06/x
  3. Step 3: Cross multiply
    709,657.08x = 1,064,500.74 × 254,278.06
  4. Step 4: Simplify right side
    709,657.08x = 270,679,183,035.76
  5. Step 5: Solve for x
    x = 270,679,183,035.76/709,657.08
  6. Step 6: Final answer
    x = 381,422.51

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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.