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Finding the Fourth Proportional to 493,805.25, 740,654.03 and 334,901.93

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Solution

The fourth proportional to 493,805.25, 740,654.03 and 334,901.93 is: 502,316.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,805.25 : 740,654.03 = 334,901.93 : x
  2. Step 2: Convert to fraction form
    493,805.25/740,654.03 = 334,901.93/x
  3. Step 3: Cross multiply
    493,805.25x = 740,654.03 × 334,901.93
  4. Step 4: Simplify right side
    493,805.25x = 248,046,458,731.50
  5. Step 5: Solve for x
    x = 248,046,458,731.50/493,805.25
  6. Step 6: Final answer
    x = 502,316.37

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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.