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Finding the Fourth Proportional to 536,458.23, 740,004.48 and 334,904.31

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Solution

The fourth proportional to 536,458.23, 740,004.48 and 334,904.31 is: 461,975.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,458.23 : 740,004.48 = 334,904.31 : x
  2. Step 2: Convert to fraction form
    536,458.23/740,004.48 = 334,904.31/x
  3. Step 3: Cross multiply
    536,458.23x = 740,004.48 × 334,904.31
  4. Step 4: Simplify right side
    536,458.23x = 247,830,689,771.31
  5. Step 5: Solve for x
    x = 247,830,689,771.31/536,458.23
  6. Step 6: Final answer
    x = 461,975.74

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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.