Home / 829,457.15-1,242,192.83-473,391.68

Finding the Fourth Proportional to 829,457.15, 1,242,192.83 and 473,391.68

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Solution

The fourth proportional to 829,457.15, 1,242,192.83 and 473,391.68 is: 708,950.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,457.15 : 1,242,192.83 = 473,391.68 : x
  2. Step 2: Convert to fraction form
    829,457.15/1,242,192.83 = 473,391.68/x
  3. Step 3: Cross multiply
    829,457.15x = 1,242,192.83 × 473,391.68
  4. Step 4: Simplify right side
    829,457.15x = 588,043,751,416.18
  5. Step 5: Solve for x
    x = 588,043,751,416.18/829,457.15
  6. Step 6: Final answer
    x = 708,950.12

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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.