Home / 676,486.99-1,013,849.20-376,955.47

Finding the Fourth Proportional to 676,486.99, 1,013,849.20 and 376,955.47

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Solution

The fourth proportional to 676,486.99, 1,013,849.20 and 376,955.47 is: 564,942.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,486.99 : 1,013,849.20 = 376,955.47 : x
  2. Step 2: Convert to fraction form
    676,486.99/1,013,849.20 = 376,955.47/x
  3. Step 3: Cross multiply
    676,486.99x = 1,013,849.20 × 376,955.47
  4. Step 4: Simplify right side
    676,486.99x = 382,176,001,695.12
  5. Step 5: Solve for x
    x = 382,176,001,695.12/676,486.99
  6. Step 6: Final answer
    x = 564,942.13

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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.