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Finding the Fourth Proportional to 333,658.29, 500,487.44 and 84,340.29

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Solution

The fourth proportional to 333,658.29, 500,487.44 and 84,340.29 is: 126,510.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,658.29 : 500,487.44 = 84,340.29 : x
  2. Step 2: Convert to fraction form
    333,658.29/500,487.44 = 84,340.29/x
  3. Step 3: Cross multiply
    333,658.29x = 500,487.44 × 84,340.29
  4. Step 4: Simplify right side
    333,658.29x = 42,211,255,409.26
  5. Step 5: Solve for x
    x = 42,211,255,409.26/333,658.29
  6. Step 6: Final answer
    x = 126,510.44

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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.