Home / 380,534.27-570,828.06-152,829.91

Finding the Fourth Proportional to 380,534.27, 570,828.06 and 152,829.91

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Solution

The fourth proportional to 380,534.27, 570,828.06 and 152,829.91 is: 229,255.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,534.27 : 570,828.06 = 152,829.91 : x
  2. Step 2: Convert to fraction form
    380,534.27/570,828.06 = 152,829.91/x
  3. Step 3: Cross multiply
    380,534.27x = 570,828.06 × 152,829.91
  4. Step 4: Simplify right side
    380,534.27x = 87,239,598,537.90
  5. Step 5: Solve for x
    x = 87,239,598,537.90/380,534.27
  6. Step 6: Final answer
    x = 229,255.56

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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.