Home / 1,050.04-1,574.24-433.90

Finding the Fourth Proportional to 1,050.04, 1,574.24 and 433.90

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Solution

The fourth proportional to 1,050.04, 1,574.24 and 433.90 is: 650.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050.04 : 1,574.24 = 433.90 : x
  2. Step 2: Convert to fraction form
    1,050.04/1,574.24 = 433.90/x
  3. Step 3: Cross multiply
    1,050.04x = 1,574.24 × 433.90
  4. Step 4: Simplify right side
    1,050.04x = 683,062.74
  5. Step 5: Solve for x
    x = 683,062.74/1,050.04
  6. Step 6: Final answer
    x = 650.51

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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.