Home / 958,362.16-1,436,321.92-509,298.16

Finding the Fourth Proportional to 958,362.16, 1,436,321.92 and 509,298.16

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Solution

The fourth proportional to 958,362.16, 1,436,321.92 and 509,298.16 is: 763,298.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,362.16 : 1,436,321.92 = 509,298.16 : x
  2. Step 2: Convert to fraction form
    958,362.16/1,436,321.92 = 509,298.16/x
  3. Step 3: Cross multiply
    958,362.16x = 1,436,321.92 × 509,298.16
  4. Step 4: Simplify right side
    958,362.16x = 731,516,111,023.67
  5. Step 5: Solve for x
    x = 731,516,111,023.67/958,362.16
  6. Step 6: Final answer
    x = 763,298.20

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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.