Home / 676,823.08-1,015,264.78-377,076.52

Finding the Fourth Proportional to 676,823.08, 1,015,264.78 and 377,076.52

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Solution

The fourth proportional to 676,823.08, 1,015,264.78 and 377,076.52 is: 565,631.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,823.08 : 1,015,264.78 = 377,076.52 : x
  2. Step 2: Convert to fraction form
    676,823.08/1,015,264.78 = 377,076.52/x
  3. Step 3: Cross multiply
    676,823.08x = 1,015,264.78 × 377,076.52
  4. Step 4: Simplify right side
    676,823.08x = 382,832,510,120.97
  5. Step 5: Solve for x
    x = 382,832,510,120.97/676,823.08
  6. Step 6: Final answer
    x = 565,631.58

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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.