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Finding the Fourth Proportional to 533,353.68, 736,213.41 and 307,089.36

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Solution

The fourth proportional to 533,353.68, 736,213.41 and 307,089.36 is: 423,890.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,353.68 : 736,213.41 = 307,089.36 : x
  2. Step 2: Convert to fraction form
    533,353.68/736,213.41 = 307,089.36/x
  3. Step 3: Cross multiply
    533,353.68x = 736,213.41 × 307,089.36
  4. Step 4: Simplify right side
    533,353.68x = 226,083,304,900.32
  5. Step 5: Solve for x
    x = 226,083,304,900.32/533,353.68
  6. Step 6: Final answer
    x = 423,890.03

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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.