Home / 1,529.01-2,291.46-554.16

Finding the Fourth Proportional to 1,529.01, 2,291.46 and 554.16

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Solution

The fourth proportional to 1,529.01, 2,291.46 and 554.16 is: 830.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.01 : 2,291.46 = 554.16 : x
  2. Step 2: Convert to fraction form
    1,529.01/2,291.46 = 554.16/x
  3. Step 3: Cross multiply
    1,529.01x = 2,291.46 × 554.16
  4. Step 4: Simplify right side
    1,529.01x = 1,269,835.47
  5. Step 5: Solve for x
    x = 1,269,835.47/1,529.01
  6. Step 6: Final answer
    x = 830.50

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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.