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Finding the Fourth Proportional to 474,403.84, 654,666.06 and 259,545.67

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Solution

The fourth proportional to 474,403.84, 654,666.06 and 259,545.67 is: 358,166.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,403.84 : 654,666.06 = 259,545.67 : x
  2. Step 2: Convert to fraction form
    474,403.84/654,666.06 = 259,545.67/x
  3. Step 3: Cross multiply
    474,403.84x = 654,666.06 × 259,545.67
  4. Step 4: Simplify right side
    474,403.84x = 169,915,739,532.30
  5. Step 5: Solve for x
    x = 169,915,739,532.30/474,403.84
  6. Step 6: Final answer
    x = 358,166.87

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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.