Home / 895,124.49-1,342,673.59-221,205.78

Finding the Fourth Proportional to 895,124.49, 1,342,673.59 and 221,205.78

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Solution

The fourth proportional to 895,124.49, 1,342,673.59 and 221,205.78 is: 331,805.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,124.49 : 1,342,673.59 = 221,205.78 : x
  2. Step 2: Convert to fraction form
    895,124.49/1,342,673.59 = 221,205.78/x
  3. Step 3: Cross multiply
    895,124.49x = 1,342,673.59 × 221,205.78
  4. Step 4: Simplify right side
    895,124.49x = 297,007,153,702.92
  5. Step 5: Solve for x
    x = 297,007,153,702.92/895,124.49
  6. Step 6: Final answer
    x = 331,805.42

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Double scale
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1.5x scale

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.