Home / 373,269.42-515,175.66-258,714.36

Finding the Fourth Proportional to 373,269.42, 515,175.66 and 258,714.36

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Solution

The fourth proportional to 373,269.42, 515,175.66 and 258,714.36 is: 357,070.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,269.42 : 515,175.66 = 258,714.36 : x
  2. Step 2: Convert to fraction form
    373,269.42/515,175.66 = 258,714.36/x
  3. Step 3: Cross multiply
    373,269.42x = 515,175.66 × 258,714.36
  4. Step 4: Simplify right side
    373,269.42x = 133,283,341,164.48
  5. Step 5: Solve for x
    x = 133,283,341,164.48/373,269.42
  6. Step 6: Final answer
    x = 357,070.08

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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.