Home / 802,051.53-1,106,833.59-439,476.09

Finding the Fourth Proportional to 802,051.53, 1,106,833.59 and 439,476.09

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Solution

The fourth proportional to 802,051.53, 1,106,833.59 and 439,476.09 is: 606,478.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,051.53 : 1,106,833.59 = 439,476.09 : x
  2. Step 2: Convert to fraction form
    802,051.53/1,106,833.59 = 439,476.09/x
  3. Step 3: Cross multiply
    802,051.53x = 1,106,833.59 × 439,476.09
  4. Step 4: Simplify right side
    802,051.53x = 486,426,898,413.86
  5. Step 5: Solve for x
    x = 486,426,898,413.86/802,051.53
  6. Step 6: Final answer
    x = 606,478.36

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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.