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Finding the Fourth Proportional to 671,361.48, 926,501.58 and 365,449.02

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Solution

The fourth proportional to 671,361.48, 926,501.58 and 365,449.02 is: 504,332.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,361.48 : 926,501.58 = 365,449.02 : x
  2. Step 2: Convert to fraction form
    671,361.48/926,501.58 = 365,449.02/x
  3. Step 3: Cross multiply
    671,361.48x = 926,501.58 × 365,449.02
  4. Step 4: Simplify right side
    671,361.48x = 338,589,094,439.45
  5. Step 5: Solve for x
    x = 338,589,094,439.45/671,361.48
  6. Step 6: Final answer
    x = 504,332.02

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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.