Home / 383,355.12-575,032.68-242,818.50

Finding the Fourth Proportional to 383,355.12, 575,032.68 and 242,818.50

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Solution

The fourth proportional to 383,355.12, 575,032.68 and 242,818.50 is: 364,227.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,355.12 : 575,032.68 = 242,818.50 : x
  2. Step 2: Convert to fraction form
    383,355.12/575,032.68 = 242,818.50/x
  3. Step 3: Cross multiply
    383,355.12x = 575,032.68 × 242,818.50
  4. Step 4: Simplify right side
    383,355.12x = 139,628,572,808.58
  5. Step 5: Solve for x
    x = 139,628,572,808.58/383,355.12
  6. Step 6: Final answer
    x = 364,227.75

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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.