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Finding the Fourth Proportional to 671,350.55, 926,488.20 and 365,412.14

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Solution

The fourth proportional to 671,350.55, 926,488.20 and 365,412.14 is: 504,282.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,350.55 : 926,488.20 = 365,412.14 : x
  2. Step 2: Convert to fraction form
    671,350.55/926,488.20 = 365,412.14/x
  3. Step 3: Cross multiply
    671,350.55x = 926,488.20 × 365,412.14
  4. Step 4: Simplify right side
    671,350.55x = 338,550,035,846.75
  5. Step 5: Solve for x
    x = 338,550,035,846.75/671,350.55
  6. Step 6: Final answer
    x = 504,282.06

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1.5x scale

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.