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Finding the Fourth Proportional to 384,066.60, 575,063.10 and 301,122.60

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Solution

The fourth proportional to 384,066.60, 575,063.10 and 301,122.60 is: 450,871.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,066.60 : 575,063.10 = 301,122.60 : x
  2. Step 2: Convert to fraction form
    384,066.60/575,063.10 = 301,122.60/x
  3. Step 3: Cross multiply
    384,066.60x = 575,063.10 × 301,122.60
  4. Step 4: Simplify right side
    384,066.60x = 173,164,495,836.06
  5. Step 5: Solve for x
    x = 173,164,495,836.06/384,066.60
  6. Step 6: Final answer
    x = 450,871.01

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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.