Home / 1,490.54-2,235.28-566.35

Finding the Fourth Proportional to 1,490.54, 2,235.28 and 566.35

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Solution

The fourth proportional to 1,490.54, 2,235.28 and 566.35 is: 849.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490.54 : 2,235.28 = 566.35 : x
  2. Step 2: Convert to fraction form
    1,490.54/2,235.28 = 566.35/x
  3. Step 3: Cross multiply
    1,490.54x = 2,235.28 × 566.35
  4. Step 4: Simplify right side
    1,490.54x = 1,265,950.83
  5. Step 5: Solve for x
    x = 1,265,950.83/1,490.54
  6. Step 6: Final answer
    x = 849.32

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1.5x scale

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.