Home / 788,792.50-1,182,598.26-255,995.56

Finding the Fourth Proportional to 788,792.50, 1,182,598.26 and 255,995.56

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Solution

The fourth proportional to 788,792.50, 1,182,598.26 and 255,995.56 is: 383,801.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,792.50 : 1,182,598.26 = 255,995.56 : x
  2. Step 2: Convert to fraction form
    788,792.50/1,182,598.26 = 255,995.56/x
  3. Step 3: Cross multiply
    788,792.50x = 1,182,598.26 × 255,995.56
  4. Step 4: Simplify right side
    788,792.50x = 302,739,903,823.73
  5. Step 5: Solve for x
    x = 302,739,903,823.73/788,792.50
  6. Step 6: Final answer
    x = 383,801.70

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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.