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Finding the Fourth Proportional to 586,084.98, 808,873.23 and 331,486.50

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Solution

The fourth proportional to 586,084.98, 808,873.23 and 331,486.50 is: 457,494.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,084.98 : 808,873.23 = 331,486.50 : x
  2. Step 2: Convert to fraction form
    586,084.98/808,873.23 = 331,486.50/x
  3. Step 3: Cross multiply
    586,084.98x = 808,873.23 × 331,486.50
  4. Step 4: Simplify right side
    586,084.98x = 268,130,555,956.40
  5. Step 5: Solve for x
    x = 268,130,555,956.40/586,084.98
  6. Step 6: Final answer
    x = 457,494.33

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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.