Home / 635,538.90-953,341.18-162,228.36

Finding the Fourth Proportional to 635,538.90, 953,341.18 and 162,228.36

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Solution

The fourth proportional to 635,538.90, 953,341.18 and 162,228.36 is: 243,350.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,538.90 : 953,341.18 = 162,228.36 : x
  2. Step 2: Convert to fraction form
    635,538.90/953,341.18 = 162,228.36/x
  3. Step 3: Cross multiply
    635,538.90x = 953,341.18 × 162,228.36
  4. Step 4: Simplify right side
    635,538.90x = 154,658,976,151.87
  5. Step 5: Solve for x
    x = 154,658,976,151.87/635,538.90
  6. Step 6: Final answer
    x = 243,350.92

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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.