Home / 916,672.16-1,374,987.04-539,982.48

Finding the Fourth Proportional to 916,672.16, 1,374,987.04 and 539,982.48

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Solution

The fourth proportional to 916,672.16, 1,374,987.04 and 539,982.48 is: 809,961.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,672.16 : 1,374,987.04 = 539,982.48 : x
  2. Step 2: Convert to fraction form
    916,672.16/1,374,987.04 = 539,982.48/x
  3. Step 3: Cross multiply
    916,672.16x = 1,374,987.04 × 539,982.48
  4. Step 4: Simplify right side
    916,672.16x = 742,468,911,827.06
  5. Step 5: Solve for x
    x = 742,468,911,827.06/916,672.16
  6. Step 6: Final answer
    x = 809,961.23

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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.