Home / 788,566.59-1,088,220.83-449,034.84

Finding the Fourth Proportional to 788,566.59, 1,088,220.83 and 449,034.84

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Solution

The fourth proportional to 788,566.59, 1,088,220.83 and 449,034.84 is: 619,667.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,566.59 : 1,088,220.83 = 449,034.84 : x
  2. Step 2: Convert to fraction form
    788,566.59/1,088,220.83 = 449,034.84/x
  3. Step 3: Cross multiply
    788,566.59x = 1,088,220.83 × 449,034.84
  4. Step 4: Simplify right side
    788,566.59x = 488,649,064,038.54
  5. Step 5: Solve for x
    x = 488,649,064,038.54/788,566.59
  6. Step 6: Final answer
    x = 619,667.47

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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.