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Finding the Fourth Proportional to 579,644.96, 799,758.70 and 334,569.74

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Solution

The fourth proportional to 579,644.96, 799,758.70 and 334,569.74 is: 461,618.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,644.96 : 799,758.70 = 334,569.74 : x
  2. Step 2: Convert to fraction form
    579,644.96/799,758.70 = 334,569.74/x
  3. Step 3: Cross multiply
    579,644.96x = 799,758.70 × 334,569.74
  4. Step 4: Simplify right side
    579,644.96x = 267,575,055,486.52
  5. Step 5: Solve for x
    x = 267,575,055,486.52/579,644.96
  6. Step 6: Final answer
    x = 461,618.88

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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.