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Finding the Fourth Proportional to 507,654.60, 760,946.02 and 170,375.40

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Solution

The fourth proportional to 507,654.60, 760,946.02 and 170,375.40 is: 255,383.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,654.60 : 760,946.02 = 170,375.40 : x
  2. Step 2: Convert to fraction form
    507,654.60/760,946.02 = 170,375.40/x
  3. Step 3: Cross multiply
    507,654.60x = 760,946.02 × 170,375.40
  4. Step 4: Simplify right side
    507,654.60x = 129,646,482,535.91
  5. Step 5: Solve for x
    x = 129,646,482,535.91/507,654.60
  6. Step 6: Final answer
    x = 255,383.25

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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.