Home / 652,123.96-899,919.66-365,643.16

Finding the Fourth Proportional to 652,123.96, 899,919.66 and 365,643.16

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Solution

The fourth proportional to 652,123.96, 899,919.66 and 365,643.16 is: 504,581.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,123.96 : 899,919.66 = 365,643.16 : x
  2. Step 2: Convert to fraction form
    652,123.96/899,919.66 = 365,643.16/x
  3. Step 3: Cross multiply
    652,123.96x = 899,919.66 × 365,643.16
  4. Step 4: Simplify right side
    652,123.96x = 329,049,468,228.53
  5. Step 5: Solve for x
    x = 329,049,468,228.53/652,123.96
  6. Step 6: Final answer
    x = 504,581.17

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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.