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Finding the Fourth Proportional to 546,777.30, 763,716.75 and 546,777.30

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Solution

The fourth proportional to 546,777.30, 763,716.75 and 546,777.30 is: 763,716.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,777.30 : 763,716.75 = 546,777.30 : x
  2. Step 2: Convert to fraction form
    546,777.30/763,716.75 = 546,777.30/x
  3. Step 3: Cross multiply
    546,777.30x = 763,716.75 × 546,777.30
  4. Step 4: Simplify right side
    546,777.30x = 417,582,982,529.78
  5. Step 5: Solve for x
    x = 417,582,982,529.78/546,777.30
  6. Step 6: Final answer
    x = 763,716.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.