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Finding the Fourth Proportional to 364,010.20, 546,015.30 and 330,767.80

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Solution

The fourth proportional to 364,010.20, 546,015.30 and 330,767.80 is: 496,151.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,010.20 : 546,015.30 = 330,767.80 : x
  2. Step 2: Convert to fraction form
    364,010.20/546,015.30 = 330,767.80/x
  3. Step 3: Cross multiply
    364,010.20x = 546,015.30 × 330,767.80
  4. Step 4: Simplify right side
    364,010.20x = 180,604,279,547.34
  5. Step 5: Solve for x
    x = 180,604,279,547.34/364,010.20
  6. Step 6: Final answer
    x = 496,151.70

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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.