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Finding the Fourth Proportional to 993,506, 1,371,038.46 and 540,797

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Solution

The fourth proportional to 993,506, 1,371,038.46 and 540,797 is: 746,299.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,506 : 1,371,038.46 = 540,797 : x
  2. Step 2: Convert to fraction form
    993,506/1,371,038.46 = 540,797/x
  3. Step 3: Cross multiply
    993,506x = 1,371,038.46 × 540,797
  4. Step 4: Simplify right side
    993,506x = 741,453,486,052.62
  5. Step 5: Solve for x
    x = 741,453,486,052.62/993,506
  6. Step 6: Final answer
    x = 746,299.96

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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.