Home / 1,533.23-2,299.17-437.35

Finding the Fourth Proportional to 1,533.23, 2,299.17 and 437.35

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Solution

The fourth proportional to 1,533.23, 2,299.17 and 437.35 is: 655.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533.23 : 2,299.17 = 437.35 : x
  2. Step 2: Convert to fraction form
    1,533.23/2,299.17 = 437.35/x
  3. Step 3: Cross multiply
    1,533.23x = 2,299.17 × 437.35
  4. Step 4: Simplify right side
    1,533.23x = 1,005,530.50
  5. Step 5: Solve for x
    x = 1,005,530.50/1,533.23
  6. Step 6: Final answer
    x = 655.82

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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.