Home / 788,522.39-1,182,783.46-189,483.55

Finding the Fourth Proportional to 788,522.39, 1,182,783.46 and 189,483.55

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Solution

The fourth proportional to 788,522.39, 1,182,783.46 and 189,483.55 is: 284,225.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,522.39 : 1,182,783.46 = 189,483.55 : x
  2. Step 2: Convert to fraction form
    788,522.39/1,182,783.46 = 189,483.55/x
  3. Step 3: Cross multiply
    788,522.39x = 1,182,783.46 × 189,483.55
  4. Step 4: Simplify right side
    788,522.39x = 224,118,002,020.75
  5. Step 5: Solve for x
    x = 224,118,002,020.75/788,522.39
  6. Step 6: Final answer
    x = 284,225.29

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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.