Home / 1,165.04-1,746.48-434.08

Finding the Fourth Proportional to 1,165.04, 1,746.48 and 434.08

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Solution

The fourth proportional to 1,165.04, 1,746.48 and 434.08 is: 650.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165.04 : 1,746.48 = 434.08 : x
  2. Step 2: Convert to fraction form
    1,165.04/1,746.48 = 434.08/x
  3. Step 3: Cross multiply
    1,165.04x = 1,746.48 × 434.08
  4. Step 4: Simplify right side
    1,165.04x = 758,112.04
  5. Step 5: Solve for x
    x = 758,112.04/1,165.04
  6. Step 6: Final answer
    x = 650.72

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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.