Home / 456,021.49-684,060.44-152,442.96

Finding the Fourth Proportional to 456,021.49, 684,060.44 and 152,442.96

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Solution

The fourth proportional to 456,021.49, 684,060.44 and 152,442.96 is: 228,673.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,021.49 : 684,060.44 = 152,442.96 : x
  2. Step 2: Convert to fraction form
    456,021.49/684,060.44 = 152,442.96/x
  3. Step 3: Cross multiply
    456,021.49x = 684,060.44 × 152,442.96
  4. Step 4: Simplify right side
    456,021.49x = 104,280,196,141.39
  5. Step 5: Solve for x
    x = 104,280,196,141.39/456,021.49
  6. Step 6: Final answer
    x = 228,673.87

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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.