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Finding the Fourth Proportional to 510,524.60, 765,950.10 and 155,606.20

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Solution

The fourth proportional to 510,524.60, 765,950.10 and 155,606.20 is: 233,459.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,524.60 : 765,950.10 = 155,606.20 : x
  2. Step 2: Convert to fraction form
    510,524.60/765,950.10 = 155,606.20/x
  3. Step 3: Cross multiply
    510,524.60x = 765,950.10 × 155,606.20
  4. Step 4: Simplify right side
    510,524.60x = 119,186,584,450.62
  5. Step 5: Solve for x
    x = 119,186,584,450.62/510,524.60
  6. Step 6: Final answer
    x = 233,459.04

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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.