Home / 693,097.12-1,039,062.48-337,928.32

Finding the Fourth Proportional to 693,097.12, 1,039,062.48 and 337,928.32

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Solution

The fourth proportional to 693,097.12, 1,039,062.48 and 337,928.32 is: 506,608.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,097.12 : 1,039,062.48 = 337,928.32 : x
  2. Step 2: Convert to fraction form
    693,097.12/1,039,062.48 = 337,928.32/x
  3. Step 3: Cross multiply
    693,097.12x = 1,039,062.48 × 337,928.32
  4. Step 4: Simplify right side
    693,097.12x = 351,128,638,241.43
  5. Step 5: Solve for x
    x = 351,128,638,241.43/693,097.12
  6. Step 6: Final answer
    x = 506,608.13

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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.