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Finding the Fourth Proportional to 437,591.53, 599,938.18 and 429,620.32

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Solution

The fourth proportional to 437,591.53, 599,938.18 and 429,620.32 is: 589,009.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,591.53 : 599,938.18 = 429,620.32 : x
  2. Step 2: Convert to fraction form
    437,591.53/599,938.18 = 429,620.32/x
  3. Step 3: Cross multiply
    437,591.53x = 599,938.18 × 429,620.32
  4. Step 4: Simplify right side
    437,591.53x = 257,745,632,871.82
  5. Step 5: Solve for x
    x = 257,745,632,871.82/437,591.53
  6. Step 6: Final answer
    x = 589,009.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.