Home / 709,999.86-1,064,606.13-236,426.88

Finding the Fourth Proportional to 709,999.86, 1,064,606.13 and 236,426.88

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Solution

The fourth proportional to 709,999.86, 1,064,606.13 and 236,426.88 is: 354,509.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,999.86 : 1,064,606.13 = 236,426.88 : x
  2. Step 2: Convert to fraction form
    709,999.86/1,064,606.13 = 236,426.88/x
  3. Step 3: Cross multiply
    709,999.86x = 1,064,606.13 × 236,426.88
  4. Step 4: Simplify right side
    709,999.86x = 251,701,505,744.77
  5. Step 5: Solve for x
    x = 251,701,505,744.77/709,999.86
  6. Step 6: Final answer
    x = 354,509.23

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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.