Home / 1,569.04-2,353.58-399.02

Finding the Fourth Proportional to 1,569.04, 2,353.58 and 399.02

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Solution

The fourth proportional to 1,569.04, 2,353.58 and 399.02 is: 598.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569.04 : 2,353.58 = 399.02 : x
  2. Step 2: Convert to fraction form
    1,569.04/2,353.58 = 399.02/x
  3. Step 3: Cross multiply
    1,569.04x = 2,353.58 × 399.02
  4. Step 4: Simplify right side
    1,569.04x = 939,125.49
  5. Step 5: Solve for x
    x = 939,125.49/1,569.04
  6. Step 6: Final answer
    x = 598.54

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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.