Home / 571,276.76-857,035.02-171,946.76

Finding the Fourth Proportional to 571,276.76, 857,035.02 and 171,946.76

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Solution

The fourth proportional to 571,276.76, 857,035.02 and 171,946.76 is: 257,956.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,276.76 : 857,035.02 = 171,946.76 : x
  2. Step 2: Convert to fraction form
    571,276.76/857,035.02 = 171,946.76/x
  3. Step 3: Cross multiply
    571,276.76x = 857,035.02 × 171,946.76
  4. Step 4: Simplify right side
    571,276.76x = 147,364,394,895.54
  5. Step 5: Solve for x
    x = 147,364,394,895.54/571,276.76
  6. Step 6: Final answer
    x = 257,956.22

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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.