Home / 788,556.34-1,088,206.68-449,024.59

Finding the Fourth Proportional to 788,556.34, 1,088,206.68 and 449,024.59

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Solution

The fourth proportional to 788,556.34, 1,088,206.68 and 449,024.59 is: 619,653.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,556.34 : 1,088,206.68 = 449,024.59 : x
  2. Step 2: Convert to fraction form
    788,556.34/1,088,206.68 = 449,024.59/x
  3. Step 3: Cross multiply
    788,556.34x = 1,088,206.68 × 449,024.59
  4. Step 4: Simplify right side
    788,556.34x = 488,631,558,322.26
  5. Step 5: Solve for x
    x = 488,631,558,322.26/788,556.34
  6. Step 6: Final answer
    x = 619,653.33

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Double scale
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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.