Home / 1,475.10-2,212.64-501.89

Finding the Fourth Proportional to 1,475.10, 2,212.64 and 501.89

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Solution

The fourth proportional to 1,475.10, 2,212.64 and 501.89 is: 752.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475.10 : 2,212.64 = 501.89 : x
  2. Step 2: Convert to fraction form
    1,475.10/2,212.64 = 501.89/x
  3. Step 3: Cross multiply
    1,475.10x = 2,212.64 × 501.89
  4. Step 4: Simplify right side
    1,475.10x = 1,110,488.32
  5. Step 5: Solve for x
    x = 1,110,488.32/1,475.10
  6. Step 6: Final answer
    x = 752.82

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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.