Home / 571,946.52-857,898.21-172,576.64

Finding the Fourth Proportional to 571,946.52, 857,898.21 and 172,576.64

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Solution

The fourth proportional to 571,946.52, 857,898.21 and 172,576.64 is: 258,858.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,946.52 : 857,898.21 = 172,576.64 : x
  2. Step 2: Convert to fraction form
    571,946.52/857,898.21 = 172,576.64/x
  3. Step 3: Cross multiply
    571,946.52x = 857,898.21 × 172,576.64
  4. Step 4: Simplify right side
    571,946.52x = 148,053,190,543.81
  5. Step 5: Solve for x
    x = 148,053,190,543.81/571,946.52
  6. Step 6: Final answer
    x = 258,858.45

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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.