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Finding the Fourth Proportional to 571,883.60, 857,532.48 and 302,156.54

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Solution

The fourth proportional to 571,883.60, 857,532.48 and 302,156.54 is: 453,080.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,883.60 : 857,532.48 = 302,156.54 : x
  2. Step 2: Convert to fraction form
    571,883.60/857,532.48 = 302,156.54/x
  3. Step 3: Cross multiply
    571,883.60x = 857,532.48 × 302,156.54
  4. Step 4: Simplify right side
    571,883.60x = 259,109,047,094.42
  5. Step 5: Solve for x
    x = 259,109,047,094.42/571,883.60
  6. Step 6: Final answer
    x = 453,080.04

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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.