Home / 1,566.49-2,349.81-526.45

Finding the Fourth Proportional to 1,566.49, 2,349.81 and 526.45

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Solution

The fourth proportional to 1,566.49, 2,349.81 and 526.45 is: 789.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566.49 : 2,349.81 = 526.45 : x
  2. Step 2: Convert to fraction form
    1,566.49/2,349.81 = 526.45/x
  3. Step 3: Cross multiply
    1,566.49x = 2,349.81 × 526.45
  4. Step 4: Simplify right side
    1,566.49x = 1,237,056.01
  5. Step 5: Solve for x
    x = 1,237,056.01/1,566.49
  6. Step 6: Final answer
    x = 789.70

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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.