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Finding the Fourth Proportional to 333,307.68, 499,666.20 and 248,966.02

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Solution

The fourth proportional to 333,307.68, 499,666.20 and 248,966.02 is: 373,228.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,307.68 : 499,666.20 = 248,966.02 : x
  2. Step 2: Convert to fraction form
    333,307.68/499,666.20 = 248,966.02/x
  3. Step 3: Cross multiply
    333,307.68x = 499,666.20 × 248,966.02
  4. Step 4: Simplify right side
    333,307.68x = 124,399,905,142.52
  5. Step 5: Solve for x
    x = 124,399,905,142.52/333,307.68
  6. Step 6: Final answer
    x = 373,228.44

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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.