Home / 676,476.99-1,013,834.21-376,945.47

Finding the Fourth Proportional to 676,476.99, 1,013,834.21 and 376,945.47

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Solution

The fourth proportional to 676,476.99, 1,013,834.21 and 376,945.47 is: 564,927.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,476.99 : 1,013,834.21 = 376,945.47 : x
  2. Step 2: Convert to fraction form
    676,476.99/1,013,834.21 = 376,945.47/x
  3. Step 3: Cross multiply
    676,476.99x = 1,013,834.21 × 376,945.47
  4. Step 4: Simplify right side
    676,476.99x = 382,160,210,905.80
  5. Step 5: Solve for x
    x = 382,160,210,905.80/676,476.99
  6. Step 6: Final answer
    x = 564,927.14

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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.