Home / 908,878.80-1,363,318.24-277,787.28

Finding the Fourth Proportional to 908,878.80, 1,363,318.24 and 277,787.28

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Solution

The fourth proportional to 908,878.80, 1,363,318.24 and 277,787.28 is: 416,680.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,878.80 : 1,363,318.24 = 277,787.28 : x
  2. Step 2: Convert to fraction form
    908,878.80/1,363,318.24 = 277,787.28/x
  3. Step 3: Cross multiply
    908,878.80x = 1,363,318.24 × 277,787.28
  4. Step 4: Simplify right side
    908,878.80x = 378,712,465,663.99
  5. Step 5: Solve for x
    x = 378,712,465,663.99/908,878.80
  6. Step 6: Final answer
    x = 416,680.93

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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.