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Finding the Fourth Proportional to 559,529.92, 839,542.92 and 293,227.12

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Solution

The fourth proportional to 559,529.92, 839,542.92 and 293,227.12 is: 439,970.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,529.92 : 839,542.92 = 293,227.12 : x
  2. Step 2: Convert to fraction form
    559,529.92/839,542.92 = 293,227.12/x
  3. Step 3: Cross multiply
    559,529.92x = 839,542.92 × 293,227.12
  4. Step 4: Simplify right side
    559,529.92x = 246,176,752,547.99
  5. Step 5: Solve for x
    x = 246,176,752,547.99/559,529.92
  6. Step 6: Final answer
    x = 439,970.67

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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.