Home / 740,523.89-1,110,037.80-291,559.79

Finding the Fourth Proportional to 740,523.89, 1,110,037.80 and 291,559.79

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Solution

The fourth proportional to 740,523.89, 1,110,037.80 and 291,559.79 is: 437,045.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,523.89 : 1,110,037.80 = 291,559.79 : x
  2. Step 2: Convert to fraction form
    740,523.89/1,110,037.80 = 291,559.79/x
  3. Step 3: Cross multiply
    740,523.89x = 1,110,037.80 × 291,559.79
  4. Step 4: Simplify right side
    740,523.89x = 323,642,387,860.06
  5. Step 5: Solve for x
    x = 323,642,387,860.06/740,523.89
  6. Step 6: Final answer
    x = 437,045.17

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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.