Home / 507,949.79-701,002.18-281,595.29

Finding the Fourth Proportional to 507,949.79, 701,002.18 and 281,595.29

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Solution

The fourth proportional to 507,949.79, 701,002.18 and 281,595.29 is: 388,618.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,949.79 : 701,002.18 = 281,595.29 : x
  2. Step 2: Convert to fraction form
    507,949.79/701,002.18 = 281,595.29/x
  3. Step 3: Cross multiply
    507,949.79x = 701,002.18 × 281,595.29
  4. Step 4: Simplify right side
    507,949.79x = 197,398,909,014.72
  5. Step 5: Solve for x
    x = 197,398,909,014.72/507,949.79
  6. Step 6: Final answer
    x = 388,618.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.