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Finding the Fourth Proportional to 525,482.01, 788,222.66 and 170,496.05

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Solution

The fourth proportional to 525,482.01, 788,222.66 and 170,496.05 is: 255,743.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,482.01 : 788,222.66 = 170,496.05 : x
  2. Step 2: Convert to fraction form
    525,482.01/788,222.66 = 170,496.05/x
  3. Step 3: Cross multiply
    525,482.01x = 788,222.66 × 170,496.05
  4. Step 4: Simplify right side
    525,482.01x = 134,388,845,256.90
  5. Step 5: Solve for x
    x = 134,388,845,256.90/525,482.01
  6. Step 6: Final answer
    x = 255,743.95

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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.