Home / 400,159.55-552,237.87-230,448.35

Finding the Fourth Proportional to 400,159.55, 552,237.87 and 230,448.35

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Solution

The fourth proportional to 400,159.55, 552,237.87 and 230,448.35 is: 318,028.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,159.55 : 552,237.87 = 230,448.35 : x
  2. Step 2: Convert to fraction form
    400,159.55/552,237.87 = 230,448.35/x
  3. Step 3: Cross multiply
    400,159.55x = 552,237.87 × 230,448.35
  4. Step 4: Simplify right side
    400,159.55x = 127,262,303,187.83
  5. Step 5: Solve for x
    x = 127,262,303,187.83/400,159.55
  6. Step 6: Final answer
    x = 318,028.91

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1.5x scale

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.