Home / 456,463.28-684,730.58-152,858.59

Finding the Fourth Proportional to 456,463.28, 684,730.58 and 152,858.59

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Solution

The fourth proportional to 456,463.28, 684,730.58 and 152,858.59 is: 229,299.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,463.28 : 684,730.58 = 152,858.59 : x
  2. Step 2: Convert to fraction form
    456,463.28/684,730.58 = 152,858.59/x
  3. Step 3: Cross multiply
    456,463.28x = 684,730.58 × 152,858.59
  4. Step 4: Simplify right side
    456,463.28x = 104,666,948,512.56
  5. Step 5: Solve for x
    x = 104,666,948,512.56/456,463.28
  6. Step 6: Final answer
    x = 229,299.82

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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.