Home / 630,852.53-946,045.04-225,981.68

Finding the Fourth Proportional to 630,852.53, 946,045.04 and 225,981.68

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Solution

The fourth proportional to 630,852.53, 946,045.04 and 225,981.68 is: 338,888.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,852.53 : 946,045.04 = 225,981.68 : x
  2. Step 2: Convert to fraction form
    630,852.53/946,045.04 = 225,981.68/x
  3. Step 3: Cross multiply
    630,852.53x = 946,045.04 × 225,981.68
  4. Step 4: Simplify right side
    630,852.53x = 213,788,841,634.73
  5. Step 5: Solve for x
    x = 213,788,841,634.73/630,852.53
  6. Step 6: Final answer
    x = 338,888.78

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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.