Home / 414,482.77-571,986.09-230,717.35

Finding the Fourth Proportional to 414,482.77, 571,986.09 and 230,717.35

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Solution

The fourth proportional to 414,482.77, 571,986.09 and 230,717.35 is: 318,389.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,482.77 : 571,986.09 = 230,717.35 : x
  2. Step 2: Convert to fraction form
    414,482.77/571,986.09 = 230,717.35/x
  3. Step 3: Cross multiply
    414,482.77x = 571,986.09 × 230,717.35
  4. Step 4: Simplify right side
    414,482.77x = 131,967,114,344.87
  5. Step 5: Solve for x
    x = 131,967,114,344.87/414,482.77
  6. Step 6: Final answer
    x = 318,389.87

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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.