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Finding the Fourth Proportional to 383,502.36, 575,253.56 and 117,262.84

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Solution

The fourth proportional to 383,502.36, 575,253.56 and 117,262.84 is: 175,894.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,502.36 : 575,253.56 = 117,262.84 : x
  2. Step 2: Convert to fraction form
    383,502.36/575,253.56 = 117,262.84/x
  3. Step 3: Cross multiply
    383,502.36x = 575,253.56 × 117,262.84
  4. Step 4: Simplify right side
    383,502.36x = 67,455,866,165.71
  5. Step 5: Solve for x
    x = 67,455,866,165.71/383,502.36
  6. Step 6: Final answer
    x = 175,894.27

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1.5x scale

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.