Home / 1,460.08-2,189.96-434.16

Finding the Fourth Proportional to 1,460.08, 2,189.96 and 434.16

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Solution

The fourth proportional to 1,460.08, 2,189.96 and 434.16 is: 651.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460.08 : 2,189.96 = 434.16 : x
  2. Step 2: Convert to fraction form
    1,460.08/2,189.96 = 434.16/x
  3. Step 3: Cross multiply
    1,460.08x = 2,189.96 × 434.16
  4. Step 4: Simplify right side
    1,460.08x = 950,793.03
  5. Step 5: Solve for x
    x = 950,793.03/1,460.08
  6. Step 6: Final answer
    x = 651.19

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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.