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Finding the Fourth Proportional to 333,046.99, 499,734.52 and 155,528.20

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Solution

The fourth proportional to 333,046.99, 499,734.52 and 155,528.20 is: 233,368.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,046.99 : 499,734.52 = 155,528.20 : x
  2. Step 2: Convert to fraction form
    333,046.99/499,734.52 = 155,528.20/x
  3. Step 3: Cross multiply
    333,046.99x = 499,734.52 × 155,528.20
  4. Step 4: Simplify right side
    333,046.99x = 77,722,810,373.46
  5. Step 5: Solve for x
    x = 77,722,810,373.46/333,046.99
  6. Step 6: Final answer
    x = 233,368.90

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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.