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Finding the Fourth Proportional to 592,950.34, 818,265.78 and 321,011.17

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Solution

The fourth proportional to 592,950.34, 818,265.78 and 321,011.17 is: 442,992.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,950.34 : 818,265.78 = 321,011.17 : x
  2. Step 2: Convert to fraction form
    592,950.34/818,265.78 = 321,011.17/x
  3. Step 3: Cross multiply
    592,950.34x = 818,265.78 × 321,011.17
  4. Step 4: Simplify right side
    592,950.34x = 262,672,453,363.10
  5. Step 5: Solve for x
    x = 262,672,453,363.10/592,950.34
  6. Step 6: Final answer
    x = 442,992.33

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1.5x scale

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.