Home / 895,222.78-1,342,878.80-255,621.40

Finding the Fourth Proportional to 895,222.78, 1,342,878.80 and 255,621.40

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Solution

The fourth proportional to 895,222.78, 1,342,878.80 and 255,621.40 is: 383,444.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,222.78 : 1,342,878.80 = 255,621.40 : x
  2. Step 2: Convert to fraction form
    895,222.78/1,342,878.80 = 255,621.40/x
  3. Step 3: Cross multiply
    895,222.78x = 1,342,878.80 × 255,621.40
  4. Step 4: Simplify right side
    895,222.78x = 343,268,558,886.32
  5. Step 5: Solve for x
    x = 343,268,558,886.32/895,222.78
  6. Step 6: Final answer
    x = 383,444.84

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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.