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Finding the Fourth Proportional to 508,960.02, 702,396.48 and 282,607.14

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Solution

The fourth proportional to 508,960.02, 702,396.48 and 282,607.14 is: 390,015.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,960.02 : 702,396.48 = 282,607.14 : x
  2. Step 2: Convert to fraction form
    508,960.02/702,396.48 = 282,607.14/x
  3. Step 3: Cross multiply
    508,960.02x = 702,396.48 × 282,607.14
  4. Step 4: Simplify right side
    508,960.02x = 198,502,260,358.87
  5. Step 5: Solve for x
    x = 198,502,260,358.87/508,960.02
  6. Step 6: Final answer
    x = 390,015.43

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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.