Home / 1,022.30-1,533.14-373.08

Finding the Fourth Proportional to 1,022.30, 1,533.14 and 373.08

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Solution

The fourth proportional to 1,022.30, 1,533.14 and 373.08 is: 559.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022.30 : 1,533.14 = 373.08 : x
  2. Step 2: Convert to fraction form
    1,022.30/1,533.14 = 373.08/x
  3. Step 3: Cross multiply
    1,022.30x = 1,533.14 × 373.08
  4. Step 4: Simplify right side
    1,022.30x = 571,983.40
  5. Step 5: Solve for x
    x = 571,983.40/1,022.30
  6. Step 6: Final answer
    x = 559.51

Related Problems

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Half scale
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Double scale
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Similar ratio
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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.