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Finding the Fourth Proportional to 542,891.04, 749,190.51 and 301,173.62

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Solution

The fourth proportional to 542,891.04, 749,190.51 and 301,173.62 is: 415,620.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,891.04 : 749,190.51 = 301,173.62 : x
  2. Step 2: Convert to fraction form
    542,891.04/749,190.51 = 301,173.62/x
  3. Step 3: Cross multiply
    542,891.04x = 749,190.51 × 301,173.62
  4. Step 4: Simplify right side
    542,891.04x = 225,636,417,966.35
  5. Step 5: Solve for x
    x = 225,636,417,966.35/542,891.04
  6. Step 6: Final answer
    x = 415,620.08

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1.5x scale

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.