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Finding the Fourth Proportional to 832,464.45, 1,248,696.68 and 832,464.45

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Solution

The fourth proportional to 832,464.45, 1,248,696.68 and 832,464.45 is: 1,248,696.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,464.45 : 1,248,696.68 = 832,464.45 : x
  2. Step 2: Convert to fraction form
    832,464.45/1,248,696.68 = 832,464.45/x
  3. Step 3: Cross multiply
    832,464.45x = 1,248,696.68 × 832,464.45
  4. Step 4: Simplify right side
    832,464.45x = 1,039,495,590,770.70
  5. Step 5: Solve for x
    x = 1,039,495,590,770.70/832,464.45
  6. Step 6: Final answer
    x = 1,248,696.68

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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.