Home / 403,082.53-604,727.68-289,362.17

Finding the Fourth Proportional to 403,082.53, 604,727.68 and 289,362.17

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Solution

The fourth proportional to 403,082.53, 604,727.68 and 289,362.17 is: 434,117.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,082.53 : 604,727.68 = 289,362.17 : x
  2. Step 2: Convert to fraction form
    403,082.53/604,727.68 = 289,362.17/x
  3. Step 3: Cross multiply
    403,082.53x = 604,727.68 × 289,362.17
  4. Step 4: Simplify right side
    403,082.53x = 174,985,313,743.87
  5. Step 5: Solve for x
    x = 174,985,313,743.87/403,082.53
  6. Step 6: Final answer
    x = 434,117.83

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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.