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Finding the Fourth Proportional to 448,483.84, 619,057.67 and 267,252.62

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Solution

The fourth proportional to 448,483.84, 619,057.67 and 267,252.62 is: 368,897.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,483.84 : 619,057.67 = 267,252.62 : x
  2. Step 2: Convert to fraction form
    448,483.84/619,057.67 = 267,252.62/x
  3. Step 3: Cross multiply
    448,483.84x = 619,057.67 × 267,252.62
  4. Step 4: Simplify right side
    448,483.84x = 165,444,779,807.04
  5. Step 5: Solve for x
    x = 165,444,779,807.04/448,483.84
  6. Step 6: Final answer
    x = 368,897.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.