Home / 479,133.30-718,095.15-242,541.30

Finding the Fourth Proportional to 479,133.30, 718,095.15 and 242,541.30

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Solution

The fourth proportional to 479,133.30, 718,095.15 and 242,541.30 is: 363,505.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,133.30 : 718,095.15 = 242,541.30 : x
  2. Step 2: Convert to fraction form
    479,133.30/718,095.15 = 242,541.30/x
  3. Step 3: Cross multiply
    479,133.30x = 718,095.15 × 242,541.30
  4. Step 4: Simplify right side
    479,133.30x = 174,167,731,204.70
  5. Step 5: Solve for x
    x = 174,167,731,204.70/479,133.30
  6. Step 6: Final answer
    x = 363,505.80

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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.