Home / 802,056.89-1,106,764.91-462,459.53

Finding the Fourth Proportional to 802,056.89, 1,106,764.91 and 462,459.53

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Solution

The fourth proportional to 802,056.89, 1,106,764.91 and 462,459.53 is: 638,151.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,056.89 : 1,106,764.91 = 462,459.53 : x
  2. Step 2: Convert to fraction form
    802,056.89/1,106,764.91 = 462,459.53/x
  3. Step 3: Cross multiply
    802,056.89x = 1,106,764.91 × 462,459.53
  4. Step 4: Simplify right side
    802,056.89x = 511,833,977,786.80
  5. Step 5: Solve for x
    x = 511,833,977,786.80/802,056.89
  6. Step 6: Final answer
    x = 638,151.71

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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.