Home / 779,644.98-1,169,934.02-336,412.98

Finding the Fourth Proportional to 779,644.98, 1,169,934.02 and 336,412.98

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Solution

The fourth proportional to 779,644.98, 1,169,934.02 and 336,412.98 is: 504,820.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,644.98 : 1,169,934.02 = 336,412.98 : x
  2. Step 2: Convert to fraction form
    779,644.98/1,169,934.02 = 336,412.98/x
  3. Step 3: Cross multiply
    779,644.98x = 1,169,934.02 × 336,412.98
  4. Step 4: Simplify right side
    779,644.98x = 393,580,988,389.52
  5. Step 5: Solve for x
    x = 393,580,988,389.52/779,644.98
  6. Step 6: Final answer
    x = 504,820.78

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Double scale
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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.