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Finding the Fourth Proportional to 546,376.92, 754,009.44 and 301,389.79

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Solution

The fourth proportional to 546,376.92, 754,009.44 and 301,389.79 is: 415,923.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,376.92 : 754,009.44 = 301,389.79 : x
  2. Step 2: Convert to fraction form
    546,376.92/754,009.44 = 301,389.79/x
  3. Step 3: Cross multiply
    546,376.92x = 754,009.44 × 301,389.79
  4. Step 4: Simplify right side
    546,376.92x = 227,250,746,779.62
  5. Step 5: Solve for x
    x = 227,250,746,779.62/546,376.92
  6. Step 6: Final answer
    x = 415,923.03

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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.