Home / 651,514.86-976,590.21-272,652.66

Finding the Fourth Proportional to 651,514.86, 976,590.21 and 272,652.66

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Solution

The fourth proportional to 651,514.86, 976,590.21 and 272,652.66 is: 408,693.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,514.86 : 976,590.21 = 272,652.66 : x
  2. Step 2: Convert to fraction form
    651,514.86/976,590.21 = 272,652.66/x
  3. Step 3: Cross multiply
    651,514.86x = 976,590.21 × 272,652.66
  4. Step 4: Simplify right side
    651,514.86x = 266,269,918,486.46
  5. Step 5: Solve for x
    x = 266,269,918,486.46/651,514.86
  6. Step 6: Final answer
    x = 408,693.55

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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.