Home / 762,355.86-1,052,084.27-456,373.24

Finding the Fourth Proportional to 762,355.86, 1,052,084.27 and 456,373.24

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Solution

The fourth proportional to 762,355.86, 1,052,084.27 and 456,373.24 is: 629,814.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,355.86 : 1,052,084.27 = 456,373.24 : x
  2. Step 2: Convert to fraction form
    762,355.86/1,052,084.27 = 456,373.24/x
  3. Step 3: Cross multiply
    762,355.86x = 1,052,084.27 × 456,373.24
  4. Step 4: Simplify right side
    762,355.86x = 480,143,107,052.94
  5. Step 5: Solve for x
    x = 480,143,107,052.94/762,355.86
  6. Step 6: Final answer
    x = 629,814.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.