Home / 1,003,316.55-1,504,974.84-470,891.40

Finding the Fourth Proportional to 1,003,316.55, 1,504,974.84 and 470,891.40

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Solution

The fourth proportional to 1,003,316.55, 1,504,974.84 and 470,891.40 is: 706,337.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,316.55 : 1,504,974.84 = 470,891.40 : x
  2. Step 2: Convert to fraction form
    1,003,316.55/1,504,974.84 = 470,891.40/x
  3. Step 3: Cross multiply
    1,003,316.55x = 1,504,974.84 × 470,891.40
  4. Step 4: Simplify right side
    1,003,316.55x = 708,679,709,372.38
  5. Step 5: Solve for x
    x = 708,679,709,372.38/1,003,316.55
  6. Step 6: Final answer
    x = 706,337.11

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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.