Home / 435,918.16-652,659.20-235,520.52

Finding the Fourth Proportional to 435,918.16, 652,659.20 and 235,520.52

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Solution

The fourth proportional to 435,918.16, 652,659.20 and 235,520.52 is: 352,622.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,918.16 : 652,659.20 = 235,520.52 : x
  2. Step 2: Convert to fraction form
    435,918.16/652,659.20 = 235,520.52/x
  3. Step 3: Cross multiply
    435,918.16x = 652,659.20 × 235,520.52
  4. Step 4: Simplify right side
    435,918.16x = 153,714,634,166.78
  5. Step 5: Solve for x
    x = 153,714,634,166.78/435,918.16
  6. Step 6: Final answer
    x = 352,622.69

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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.