Home / 466,012.23-643,115.36-262,062.12

Finding the Fourth Proportional to 466,012.23, 643,115.36 and 262,062.12

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Solution

The fourth proportional to 466,012.23, 643,115.36 and 262,062.12 is: 361,656.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,012.23 : 643,115.36 = 262,062.12 : x
  2. Step 2: Convert to fraction form
    466,012.23/643,115.36 = 262,062.12/x
  3. Step 3: Cross multiply
    466,012.23x = 643,115.36 × 262,062.12
  4. Step 4: Simplify right side
    466,012.23x = 168,536,174,646.16
  5. Step 5: Solve for x
    x = 168,536,174,646.16/466,012.23
  6. Step 6: Final answer
    x = 361,656.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.