Home / 302,268.36-453,457.90-124,678.50

Finding the Fourth Proportional to 302,268.36, 453,457.90 and 124,678.50

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Solution

The fourth proportional to 302,268.36, 453,457.90 and 124,678.50 is: 187,040.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,268.36 : 453,457.90 = 124,678.50 : x
  2. Step 2: Convert to fraction form
    302,268.36/453,457.90 = 124,678.50/x
  3. Step 3: Cross multiply
    302,268.36x = 453,457.90 × 124,678.50
  4. Step 4: Simplify right side
    302,268.36x = 56,536,448,517.86
  5. Step 5: Solve for x
    x = 56,536,448,517.86/302,268.36
  6. Step 6: Final answer
    x = 187,040.58

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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.