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Finding the Fourth Proportional to 305,852.01, 458,525.40 and 134,952.04

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Solution

The fourth proportional to 305,852.01, 458,525.40 and 134,952.04 is: 202,316.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,852.01 : 458,525.40 = 134,952.04 : x
  2. Step 2: Convert to fraction form
    305,852.01/458,525.40 = 134,952.04/x
  3. Step 3: Cross multiply
    305,852.01x = 458,525.40 × 134,952.04
  4. Step 4: Simplify right side
    305,852.01x = 61,878,938,121.82
  5. Step 5: Solve for x
    x = 61,878,938,121.82/305,852.01
  6. Step 6: Final answer
    x = 202,316.60

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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.