Home / 788,809.20-1,183,213.80-473,881.20

Finding the Fourth Proportional to 788,809.20, 1,183,213.80 and 473,881.20

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Solution

The fourth proportional to 788,809.20, 1,183,213.80 and 473,881.20 is: 710,821.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,809.20 : 1,183,213.80 = 473,881.20 : x
  2. Step 2: Convert to fraction form
    788,809.20/1,183,213.80 = 473,881.20/x
  3. Step 3: Cross multiply
    788,809.20x = 1,183,213.80 × 473,881.20
  4. Step 4: Simplify right side
    788,809.20x = 560,702,775,400.56
  5. Step 5: Solve for x
    x = 560,702,775,400.56/788,809.20
  6. Step 6: Final answer
    x = 710,821.80

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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.