Home / 492,130.23-738,654.57-252,424.10

Finding the Fourth Proportional to 492,130.23, 738,654.57 and 252,424.10

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Solution

The fourth proportional to 492,130.23, 738,654.57 and 252,424.10 is: 378,871.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,130.23 : 738,654.57 = 252,424.10 : x
  2. Step 2: Convert to fraction form
    492,130.23/738,654.57 = 252,424.10/x
  3. Step 3: Cross multiply
    492,130.23x = 738,654.57 × 252,424.10
  4. Step 4: Simplify right side
    492,130.23x = 186,454,211,349.86
  5. Step 5: Solve for x
    x = 186,454,211,349.86/492,130.23
  6. Step 6: Final answer
    x = 378,871.69

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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.