Home / 406,005.89-560,268.14-231,582.98

Finding the Fourth Proportional to 406,005.89, 560,268.14 and 231,582.98

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Solution

The fourth proportional to 406,005.89, 560,268.14 and 231,582.98 is: 319,573.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,005.89 : 560,268.14 = 231,582.98 : x
  2. Step 2: Convert to fraction form
    406,005.89/560,268.14 = 231,582.98/x
  3. Step 3: Cross multiply
    406,005.89x = 560,268.14 × 231,582.98
  4. Step 4: Simplify right side
    406,005.89x = 129,748,565,703.01
  5. Step 5: Solve for x
    x = 129,748,565,703.01/406,005.89
  6. Step 6: Final answer
    x = 319,573.12

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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.