Home / 394,248.55-591,159.75-124,325.77

Finding the Fourth Proportional to 394,248.55, 591,159.75 and 124,325.77

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Solution

The fourth proportional to 394,248.55, 591,159.75 and 124,325.77 is: 186,421.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,248.55 : 591,159.75 = 124,325.77 : x
  2. Step 2: Convert to fraction form
    394,248.55/591,159.75 = 124,325.77/x
  3. Step 3: Cross multiply
    394,248.55x = 591,159.75 × 124,325.77
  4. Step 4: Simplify right side
    394,248.55x = 73,496,391,111.76
  5. Step 5: Solve for x
    x = 73,496,391,111.76/394,248.55
  6. Step 6: Final answer
    x = 186,421.46

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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.