Home / 817,123.68-1,225,694.16-248,597.34

Finding the Fourth Proportional to 817,123.68, 1,225,694.16 and 248,597.34

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Solution

The fourth proportional to 817,123.68, 1,225,694.16 and 248,597.34 is: 372,898.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,123.68 : 1,225,694.16 = 248,597.34 : x
  2. Step 2: Convert to fraction form
    817,123.68/1,225,694.16 = 248,597.34/x
  3. Step 3: Cross multiply
    817,123.68x = 1,225,694.16 × 248,597.34
  4. Step 4: Simplify right side
    817,123.68x = 304,704,307,829.53
  5. Step 5: Solve for x
    x = 304,704,307,829.53/817,123.68
  6. Step 6: Final answer
    x = 372,898.64

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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.