Home / 1,190.04-1,785.01-324.35

Finding the Fourth Proportional to 1,190.04, 1,785.01 and 324.35

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Solution

The fourth proportional to 1,190.04, 1,785.01 and 324.35 is: 486.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190.04 : 1,785.01 = 324.35 : x
  2. Step 2: Convert to fraction form
    1,190.04/1,785.01 = 324.35/x
  3. Step 3: Cross multiply
    1,190.04x = 1,785.01 × 324.35
  4. Step 4: Simplify right side
    1,190.04x = 578,971.65
  5. Step 5: Solve for x
    x = 578,971.65/1,190.04
  6. Step 6: Final answer
    x = 486.51

Related Problems

Find fourth proportional to 595.02, 892.50 and 162.18
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.