Home / 413,380.80-570,423.06-232,112.72

Finding the Fourth Proportional to 413,380.80, 570,423.06 and 232,112.72

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Solution

The fourth proportional to 413,380.80, 570,423.06 and 232,112.72 is: 320,291.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,380.80 : 570,423.06 = 232,112.72 : x
  2. Step 2: Convert to fraction form
    413,380.80/570,423.06 = 232,112.72/x
  3. Step 3: Cross multiply
    413,380.80x = 570,423.06 × 232,112.72
  4. Step 4: Simplify right side
    413,380.80x = 132,402,449,433.38
  5. Step 5: Solve for x
    x = 132,402,449,433.38/413,380.80
  6. Step 6: Final answer
    x = 320,291.72

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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.