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Finding the Fourth Proportional to 333,774.09, 500,509.13 and 144,144.18

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Solution

The fourth proportional to 333,774.09, 500,509.13 and 144,144.18 is: 216,150.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,774.09 : 500,509.13 = 144,144.18 : x
  2. Step 2: Convert to fraction form
    333,774.09/500,509.13 = 144,144.18/x
  3. Step 3: Cross multiply
    333,774.09x = 500,509.13 × 144,144.18
  4. Step 4: Simplify right side
    333,774.09x = 72,145,477,405.64
  5. Step 5: Solve for x
    x = 72,145,477,405.64/333,774.09
  6. Step 6: Final answer
    x = 216,150.62

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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.