Home / 1,055.92-1,582.40-500.04

Finding the Fourth Proportional to 1,055.92, 1,582.40 and 500.04

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Solution

The fourth proportional to 1,055.92, 1,582.40 and 500.04 is: 749.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055.92 : 1,582.40 = 500.04 : x
  2. Step 2: Convert to fraction form
    1,055.92/1,582.40 = 500.04/x
  3. Step 3: Cross multiply
    1,055.92x = 1,582.40 × 500.04
  4. Step 4: Simplify right side
    1,055.92x = 791,263.30
  5. Step 5: Solve for x
    x = 791,263.30/1,055.92
  6. Step 6: Final answer
    x = 749.36

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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.