Home / 1,145,202.80-1,718,506.20-471,606.80

Finding the Fourth Proportional to 1,145,202.80, 1,718,506.20 and 471,606.80

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Solution

The fourth proportional to 1,145,202.80, 1,718,506.20 and 471,606.80 is: 707,699.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,202.80 : 1,718,506.20 = 471,606.80 : x
  2. Step 2: Convert to fraction form
    1,145,202.80/1,718,506.20 = 471,606.80/x
  3. Step 3: Cross multiply
    1,145,202.80x = 1,718,506.20 × 471,606.80
  4. Step 4: Simplify right side
    1,145,202.80x = 810,459,209,762.16
  5. Step 5: Solve for x
    x = 810,459,209,762.16/1,145,202.80
  6. Step 6: Final answer
    x = 707,699.29

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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.