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Finding the Fourth Proportional to 333,073.38, 499,555.35 and 143,482.32

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Solution

The fourth proportional to 333,073.38, 499,555.35 and 143,482.32 is: 215,199.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,073.38 : 499,555.35 = 143,482.32 : x
  2. Step 2: Convert to fraction form
    333,073.38/499,555.35 = 143,482.32/x
  3. Step 3: Cross multiply
    333,073.38x = 499,555.35 × 143,482.32
  4. Step 4: Simplify right side
    333,073.38x = 71,677,360,586.41
  5. Step 5: Solve for x
    x = 71,677,360,586.41/333,073.38
  6. Step 6: Final answer
    x = 215,199.91

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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.