Home / 975,816.80-1,463,725.20-376,805.60

Finding the Fourth Proportional to 975,816.80, 1,463,725.20 and 376,805.60

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Solution

The fourth proportional to 975,816.80, 1,463,725.20 and 376,805.60 is: 565,208.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,816.80 : 1,463,725.20 = 376,805.60 : x
  2. Step 2: Convert to fraction form
    975,816.80/1,463,725.20 = 376,805.60/x
  3. Step 3: Cross multiply
    975,816.80x = 1,463,725.20 × 376,805.60
  4. Step 4: Simplify right side
    975,816.80x = 551,539,852,221.12
  5. Step 5: Solve for x
    x = 551,539,852,221.12/975,816.80
  6. Step 6: Final answer
    x = 565,208.40

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Double scale
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Similar ratio
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1.5x scale

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.