Home / 932,878.76-1,399,418.04-258,962.88

Finding the Fourth Proportional to 932,878.76, 1,399,418.04 and 258,962.88

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Solution

The fourth proportional to 932,878.76, 1,399,418.04 and 258,962.88 is: 388,472.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,878.76 : 1,399,418.04 = 258,962.88 : x
  2. Step 2: Convert to fraction form
    932,878.76/1,399,418.04 = 258,962.88/x
  3. Step 3: Cross multiply
    932,878.76x = 1,399,418.04 × 258,962.88
  4. Step 4: Simplify right side
    932,878.76x = 362,397,325,962.36
  5. Step 5: Solve for x
    x = 362,397,325,962.36/932,878.76
  6. Step 6: Final answer
    x = 388,472.05

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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.