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Finding the Fourth Proportional to 524,482.92, 786,945.64 and 335,156.76

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Solution

The fourth proportional to 524,482.92, 786,945.64 and 335,156.76 is: 502,876.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,482.92 : 786,945.64 = 335,156.76 : x
  2. Step 2: Convert to fraction form
    524,482.92/786,945.64 = 335,156.76/x
  3. Step 3: Cross multiply
    524,482.92x = 786,945.64 × 335,156.76
  4. Step 4: Simplify right side
    524,482.92x = 263,750,150,998.53
  5. Step 5: Solve for x
    x = 263,750,150,998.53/524,482.92
  6. Step 6: Final answer
    x = 502,876.53

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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.