Home / 855,194.34-1,180,293.36-492,547.62

Finding the Fourth Proportional to 855,194.34, 1,180,293.36 and 492,547.62

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Solution

The fourth proportional to 855,194.34, 1,180,293.36 and 492,547.62 is: 679,787.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,194.34 : 1,180,293.36 = 492,547.62 : x
  2. Step 2: Convert to fraction form
    855,194.34/1,180,293.36 = 492,547.62/x
  3. Step 3: Cross multiply
    855,194.34x = 1,180,293.36 × 492,547.62
  4. Step 4: Simplify right side
    855,194.34x = 581,350,685,369.80
  5. Step 5: Solve for x
    x = 581,350,685,369.80/855,194.34
  6. Step 6: Final answer
    x = 679,787.81

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1.5x scale

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.